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34dc7c2f BB |
1 | /* |
2 | * CDDL HEADER START | |
3 | * | |
4 | * The contents of this file are subject to the terms of the | |
5 | * Common Development and Distribution License (the "License"). | |
6 | * You may not use this file except in compliance with the License. | |
7 | * | |
8 | * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
9 | * or http://www.opensolaris.org/os/licensing. | |
10 | * See the License for the specific language governing permissions | |
11 | * and limitations under the License. | |
12 | * | |
13 | * When distributing Covered Code, include this CDDL HEADER in each | |
14 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
15 | * If applicable, add the following below this CDDL HEADER, with the | |
16 | * fields enclosed by brackets "[]" replaced with your own identifying | |
17 | * information: Portions Copyright [yyyy] [name of copyright owner] | |
18 | * | |
19 | * CDDL HEADER END | |
20 | */ | |
9ae529ec | 21 | |
34dc7c2f | 22 | /* |
428870ff | 23 | * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
fa603f82 | 24 | * Copyright (c) 2011, 2016 by Delphix. All rights reserved. |
a44e7faa | 25 | * Copyright (c) 2014 Integros [integros.com] |
35a357a9 | 26 | * Copyright 2016 Nexenta Systems, Inc. |
a44e7faa BB |
27 | * Copyright (c) 2017 Lawrence Livermore National Security, LLC. |
28 | * Copyright (c) 2015, 2017, Intel Corporation. | |
34dc7c2f BB |
29 | */ |
30 | ||
34dc7c2f | 31 | #include <stdio.h> |
d5869641 | 32 | #include <unistd.h> |
34dc7c2f BB |
33 | #include <stdio_ext.h> |
34 | #include <stdlib.h> | |
35 | #include <ctype.h> | |
36 | #include <sys/zfs_context.h> | |
37 | #include <sys/spa.h> | |
38 | #include <sys/spa_impl.h> | |
39 | #include <sys/dmu.h> | |
40 | #include <sys/zap.h> | |
41 | #include <sys/fs/zfs.h> | |
42 | #include <sys/zfs_znode.h> | |
428870ff BB |
43 | #include <sys/zfs_sa.h> |
44 | #include <sys/sa.h> | |
45 | #include <sys/sa_impl.h> | |
34dc7c2f BB |
46 | #include <sys/vdev.h> |
47 | #include <sys/vdev_impl.h> | |
48 | #include <sys/metaslab_impl.h> | |
49 | #include <sys/dmu_objset.h> | |
50 | #include <sys/dsl_dir.h> | |
51 | #include <sys/dsl_dataset.h> | |
52 | #include <sys/dsl_pool.h> | |
53 | #include <sys/dbuf.h> | |
54 | #include <sys/zil.h> | |
55 | #include <sys/zil_impl.h> | |
56 | #include <sys/stat.h> | |
57 | #include <sys/resource.h> | |
58 | #include <sys/dmu_traverse.h> | |
59 | #include <sys/zio_checksum.h> | |
60 | #include <sys/zio_compress.h> | |
61 | #include <sys/zfs_fuid.h> | |
b128c09f | 62 | #include <sys/arc.h> |
428870ff | 63 | #include <sys/ddt.h> |
9ae529ec | 64 | #include <sys/zfeature.h> |
a6255b7f | 65 | #include <sys/abd.h> |
a896468c | 66 | #include <sys/blkptr.h> |
b5256303 | 67 | #include <sys/dsl_crypt.h> |
6f1ffb06 | 68 | #include <zfs_comutil.h> |
34dc7c2f BB |
69 | #include <libzfs.h> |
70 | ||
e6f7d015 CS |
71 | #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ |
72 | zio_compress_table[(idx)].ci_name : "UNKNOWN") | |
73 | #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ | |
74 | zio_checksum_table[(idx)].ci_name : "UNKNOWN") | |
e6f7d015 CS |
75 | #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ |
76 | (((idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA) ? \ | |
77 | DMU_OT_ZAP_OTHER : DMU_OT_NUMTYPES)) | |
428870ff | 78 | |
f3c9cac1 BB |
79 | static char * |
80 | zdb_ot_name(dmu_object_type_t type) | |
81 | { | |
82 | if (type < DMU_OT_NUMTYPES) | |
83 | return (dmu_ot[type].ot_name); | |
84 | else if ((type & DMU_OT_NEWTYPE) && | |
02730c33 | 85 | ((type & DMU_OT_BYTESWAP_MASK) < DMU_BSWAP_NUMFUNCS)) |
f3c9cac1 BB |
86 | return (dmu_ot_byteswap[type & DMU_OT_BYTESWAP_MASK].ob_name); |
87 | else | |
88 | return ("UNKNOWN"); | |
89 | } | |
90 | ||
d69a321e | 91 | extern int reference_tracking_enable; |
428870ff | 92 | extern int zfs_recover; |
0ec07248 | 93 | extern uint64_t zfs_arc_max, zfs_arc_meta_limit; |
e5fd1dd6 | 94 | extern int zfs_vdev_async_read_max_active; |
428870ff | 95 | |
34dc7c2f BB |
96 | const char cmdname[] = "zdb"; |
97 | uint8_t dump_opt[256]; | |
98 | ||
99 | typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); | |
100 | ||
101 | extern void dump_intent_log(zilog_t *); | |
102 | uint64_t *zopt_object = NULL; | |
103 | int zopt_objects = 0; | |
34dc7c2f | 104 | libzfs_handle_t *g_zfs; |
0ec07248 | 105 | uint64_t max_inflight = 1000; |
34dc7c2f | 106 | |
252e1a54 MA |
107 | static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); |
108 | ||
34dc7c2f BB |
109 | /* |
110 | * These libumem hooks provide a reasonable set of defaults for the allocator's | |
111 | * debugging facilities. | |
112 | */ | |
113 | const char * | |
0bc8fd78 | 114 | _umem_debug_init(void) |
34dc7c2f BB |
115 | { |
116 | return ("default,verbose"); /* $UMEM_DEBUG setting */ | |
117 | } | |
118 | ||
119 | const char * | |
120 | _umem_logging_init(void) | |
121 | { | |
122 | return ("fail,contents"); /* $UMEM_LOGGING setting */ | |
123 | } | |
124 | ||
125 | static void | |
126 | usage(void) | |
127 | { | |
128 | (void) fprintf(stderr, | |
06675310 | 129 | "Usage:\t%s [-AbcdDFGhiLMPsvX] [-e [-V] [-p <path> ...]] " |
a44e7faa BB |
130 | "[-I <inflight I/Os>]\n" |
131 | "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" | |
132 | "\t\t[<poolname> [<object> ...]]\n" | |
06675310 | 133 | "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>] <dataset> " |
a44e7faa BB |
134 | "[<object> ...]\n" |
135 | "\t%s -C [-A] [-U <cache>]\n" | |
136 | "\t%s -l [-Aqu] <device>\n" | |
06675310 RY |
137 | "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " |
138 | "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" | |
a44e7faa | 139 | "\t%s -O <dataset> <path>\n" |
06675310 | 140 | "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" |
a44e7faa | 141 | "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" |
a896468c | 142 | "\t%s -E [-A] word0:word1:...:word15\n" |
06675310 RY |
143 | "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " |
144 | "<poolname>\n\n", | |
a44e7faa | 145 | cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, |
a896468c | 146 | cmdname, cmdname); |
428870ff BB |
147 | |
148 | (void) fprintf(stderr, " Dataset name must include at least one " | |
149 | "separator character '/' or '@'\n"); | |
150 | (void) fprintf(stderr, " If dataset name is specified, only that " | |
151 | "dataset is dumped\n"); | |
152 | (void) fprintf(stderr, " If object numbers are specified, only " | |
153 | "those objects are dumped\n\n"); | |
154 | (void) fprintf(stderr, " Options to control amount of output:\n"); | |
428870ff | 155 | (void) fprintf(stderr, " -b block statistics\n"); |
428870ff | 156 | (void) fprintf(stderr, " -c checksum all metadata (twice for " |
9babb374 | 157 | "all data) blocks\n"); |
a44e7faa BB |
158 | (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); |
159 | (void) fprintf(stderr, " -d dataset(s)\n"); | |
428870ff | 160 | (void) fprintf(stderr, " -D dedup statistics\n"); |
a896468c MA |
161 | (void) fprintf(stderr, " -E decode and display block from an " |
162 | "embedded block pointer\n"); | |
a44e7faa BB |
163 | (void) fprintf(stderr, " -h pool history\n"); |
164 | (void) fprintf(stderr, " -i intent logs\n"); | |
35a357a9 | 165 | (void) fprintf(stderr, " -l read label contents\n"); |
fb5f0bc8 BB |
166 | (void) fprintf(stderr, " -L disable leak tracking (do not " |
167 | "load spacemaps)\n"); | |
a44e7faa BB |
168 | (void) fprintf(stderr, " -m metaslabs\n"); |
169 | (void) fprintf(stderr, " -M metaslab groups\n"); | |
170 | (void) fprintf(stderr, " -O perform object lookups by path\n"); | |
34dc7c2f | 171 | (void) fprintf(stderr, " -R read and display block from a " |
a44e7faa BB |
172 | "device\n"); |
173 | (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); | |
174 | (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); | |
175 | (void) fprintf(stderr, " -v verbose (applies to all " | |
176 | "others)\n\n"); | |
428870ff | 177 | (void) fprintf(stderr, " Below options are intended for use " |
9867e8be | 178 | "with other options:\n"); |
428870ff BB |
179 | (void) fprintf(stderr, " -A ignore assertions (-A), enable " |
180 | "panic recovery (-AA) or both (-AAA)\n"); | |
428870ff BB |
181 | (void) fprintf(stderr, " -e pool is exported/destroyed/" |
182 | "has altroot/not in a cachefile\n"); | |
a44e7faa BB |
183 | (void) fprintf(stderr, " -F attempt automatic rewind within " |
184 | "safe range of transaction groups\n"); | |
fa603f82 GM |
185 | (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " |
186 | "exiting\n"); | |
a44e7faa BB |
187 | (void) fprintf(stderr, " -I <number of inflight I/Os> -- " |
188 | "specify the maximum number of\n " | |
189 | "checksumming I/Os [default is 200]\n"); | |
ed828c0c | 190 | (void) fprintf(stderr, " -o <variable>=<value> set global " |
a44e7faa BB |
191 | "variable to an unsigned 32-bit integer\n"); |
192 | (void) fprintf(stderr, " -p <path> -- use one or more with " | |
193 | "-e to specify path to vdev dir\n"); | |
194 | (void) fprintf(stderr, " -P print numbers in parseable form\n"); | |
35a357a9 | 195 | (void) fprintf(stderr, " -q don't print label contents\n"); |
a44e7faa BB |
196 | (void) fprintf(stderr, " -t <txg> -- highest txg to use when " |
197 | "searching for uberblocks\n"); | |
35a357a9 | 198 | (void) fprintf(stderr, " -u uberblock\n"); |
a44e7faa BB |
199 | (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " |
200 | "cachefile\n"); | |
06675310 | 201 | (void) fprintf(stderr, " -V do verbatim import\n"); |
a44e7faa BB |
202 | (void) fprintf(stderr, " -x <dumpdir> -- " |
203 | "dump all read blocks into specified directory\n"); | |
204 | (void) fprintf(stderr, " -X attempt extreme rewind (does not " | |
205 | "work with dataset)\n"); | |
34dc7c2f BB |
206 | (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " |
207 | "to make only that option verbose\n"); | |
208 | (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); | |
209 | exit(1); | |
210 | } | |
211 | ||
fa603f82 GM |
212 | static void |
213 | dump_debug_buffer(void) | |
214 | { | |
215 | if (dump_opt['G']) { | |
216 | (void) printf("\n"); | |
217 | zfs_dbgmsg_print("zdb"); | |
218 | } | |
219 | } | |
220 | ||
9babb374 BB |
221 | /* |
222 | * Called for usage errors that are discovered after a call to spa_open(), | |
223 | * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. | |
224 | */ | |
225 | ||
34dc7c2f BB |
226 | static void |
227 | fatal(const char *fmt, ...) | |
228 | { | |
229 | va_list ap; | |
230 | ||
231 | va_start(ap, fmt); | |
232 | (void) fprintf(stderr, "%s: ", cmdname); | |
233 | (void) vfprintf(stderr, fmt, ap); | |
234 | va_end(ap); | |
235 | (void) fprintf(stderr, "\n"); | |
236 | ||
fa603f82 GM |
237 | dump_debug_buffer(); |
238 | ||
9babb374 | 239 | exit(1); |
34dc7c2f BB |
240 | } |
241 | ||
34dc7c2f BB |
242 | /* ARGSUSED */ |
243 | static void | |
244 | dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) | |
245 | { | |
246 | nvlist_t *nv; | |
247 | size_t nvsize = *(uint64_t *)data; | |
248 | char *packed = umem_alloc(nvsize, UMEM_NOFAIL); | |
249 | ||
9babb374 | 250 | VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); |
34dc7c2f BB |
251 | |
252 | VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); | |
253 | ||
254 | umem_free(packed, nvsize); | |
255 | ||
256 | dump_nvlist(nv, 8); | |
257 | ||
258 | nvlist_free(nv); | |
259 | } | |
260 | ||
6f1ffb06 MA |
261 | /* ARGSUSED */ |
262 | static void | |
263 | dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) | |
264 | { | |
265 | spa_history_phys_t *shp = data; | |
266 | ||
267 | if (shp == NULL) | |
268 | return; | |
269 | ||
270 | (void) printf("\t\tpool_create_len = %llu\n", | |
271 | (u_longlong_t)shp->sh_pool_create_len); | |
272 | (void) printf("\t\tphys_max_off = %llu\n", | |
273 | (u_longlong_t)shp->sh_phys_max_off); | |
274 | (void) printf("\t\tbof = %llu\n", | |
275 | (u_longlong_t)shp->sh_bof); | |
276 | (void) printf("\t\teof = %llu\n", | |
277 | (u_longlong_t)shp->sh_eof); | |
278 | (void) printf("\t\trecords_lost = %llu\n", | |
279 | (u_longlong_t)shp->sh_records_lost); | |
280 | } | |
281 | ||
428870ff BB |
282 | static void |
283 | zdb_nicenum(uint64_t num, char *buf) | |
284 | { | |
285 | if (dump_opt['P']) | |
286 | (void) sprintf(buf, "%llu", (longlong_t)num); | |
287 | else | |
288 | nicenum(num, buf); | |
289 | } | |
290 | ||
d5869641 MA |
291 | const char histo_stars[] = "****************************************"; |
292 | const int histo_width = sizeof (histo_stars) - 1; | |
34dc7c2f BB |
293 | |
294 | static void | |
93cf2076 | 295 | dump_histogram(const uint64_t *histo, int size, int offset) |
34dc7c2f BB |
296 | { |
297 | int i; | |
d5869641 | 298 | int minidx = size - 1; |
34dc7c2f BB |
299 | int maxidx = 0; |
300 | uint64_t max = 0; | |
301 | ||
d5869641 | 302 | for (i = 0; i < size; i++) { |
34dc7c2f BB |
303 | if (histo[i] > max) |
304 | max = histo[i]; | |
305 | if (histo[i] > 0 && i > maxidx) | |
306 | maxidx = i; | |
307 | if (histo[i] > 0 && i < minidx) | |
308 | minidx = i; | |
309 | } | |
310 | ||
d5869641 MA |
311 | if (max < histo_width) |
312 | max = histo_width; | |
34dc7c2f | 313 | |
d5869641 MA |
314 | for (i = minidx; i <= maxidx; i++) { |
315 | (void) printf("\t\t\t%3u: %6llu %s\n", | |
93cf2076 | 316 | i + offset, (u_longlong_t)histo[i], |
d5869641 MA |
317 | &histo_stars[(max - histo[i]) * histo_width / max]); |
318 | } | |
34dc7c2f BB |
319 | } |
320 | ||
321 | static void | |
322 | dump_zap_stats(objset_t *os, uint64_t object) | |
323 | { | |
324 | int error; | |
325 | zap_stats_t zs; | |
326 | ||
327 | error = zap_get_stats(os, object, &zs); | |
328 | if (error) | |
329 | return; | |
330 | ||
331 | if (zs.zs_ptrtbl_len == 0) { | |
332 | ASSERT(zs.zs_num_blocks == 1); | |
333 | (void) printf("\tmicrozap: %llu bytes, %llu entries\n", | |
334 | (u_longlong_t)zs.zs_blocksize, | |
335 | (u_longlong_t)zs.zs_num_entries); | |
336 | return; | |
337 | } | |
338 | ||
339 | (void) printf("\tFat ZAP stats:\n"); | |
340 | ||
341 | (void) printf("\t\tPointer table:\n"); | |
342 | (void) printf("\t\t\t%llu elements\n", | |
343 | (u_longlong_t)zs.zs_ptrtbl_len); | |
344 | (void) printf("\t\t\tzt_blk: %llu\n", | |
345 | (u_longlong_t)zs.zs_ptrtbl_zt_blk); | |
346 | (void) printf("\t\t\tzt_numblks: %llu\n", | |
347 | (u_longlong_t)zs.zs_ptrtbl_zt_numblks); | |
348 | (void) printf("\t\t\tzt_shift: %llu\n", | |
349 | (u_longlong_t)zs.zs_ptrtbl_zt_shift); | |
350 | (void) printf("\t\t\tzt_blks_copied: %llu\n", | |
351 | (u_longlong_t)zs.zs_ptrtbl_blks_copied); | |
352 | (void) printf("\t\t\tzt_nextblk: %llu\n", | |
353 | (u_longlong_t)zs.zs_ptrtbl_nextblk); | |
354 | ||
355 | (void) printf("\t\tZAP entries: %llu\n", | |
356 | (u_longlong_t)zs.zs_num_entries); | |
357 | (void) printf("\t\tLeaf blocks: %llu\n", | |
358 | (u_longlong_t)zs.zs_num_leafs); | |
359 | (void) printf("\t\tTotal blocks: %llu\n", | |
360 | (u_longlong_t)zs.zs_num_blocks); | |
361 | (void) printf("\t\tzap_block_type: 0x%llx\n", | |
362 | (u_longlong_t)zs.zs_block_type); | |
363 | (void) printf("\t\tzap_magic: 0x%llx\n", | |
364 | (u_longlong_t)zs.zs_magic); | |
365 | (void) printf("\t\tzap_salt: 0x%llx\n", | |
366 | (u_longlong_t)zs.zs_salt); | |
367 | ||
368 | (void) printf("\t\tLeafs with 2^n pointers:\n"); | |
93cf2076 | 369 | dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
370 | |
371 | (void) printf("\t\tBlocks with n*5 entries:\n"); | |
93cf2076 | 372 | dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
373 | |
374 | (void) printf("\t\tBlocks n/10 full:\n"); | |
93cf2076 | 375 | dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
376 | |
377 | (void) printf("\t\tEntries with n chunks:\n"); | |
93cf2076 | 378 | dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
379 | |
380 | (void) printf("\t\tBuckets with n entries:\n"); | |
93cf2076 | 381 | dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
382 | } |
383 | ||
384 | /*ARGSUSED*/ | |
385 | static void | |
386 | dump_none(objset_t *os, uint64_t object, void *data, size_t size) | |
387 | { | |
388 | } | |
389 | ||
428870ff BB |
390 | /*ARGSUSED*/ |
391 | static void | |
392 | dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) | |
393 | { | |
394 | (void) printf("\tUNKNOWN OBJECT TYPE\n"); | |
395 | } | |
396 | ||
34dc7c2f BB |
397 | /*ARGSUSED*/ |
398 | void | |
399 | dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) | |
400 | { | |
401 | } | |
402 | ||
403 | /*ARGSUSED*/ | |
404 | static void | |
405 | dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) | |
406 | { | |
407 | } | |
408 | ||
409 | /*ARGSUSED*/ | |
410 | static void | |
411 | dump_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
412 | { | |
413 | zap_cursor_t zc; | |
414 | zap_attribute_t attr; | |
415 | void *prop; | |
416 | int i; | |
417 | ||
418 | dump_zap_stats(os, object); | |
419 | (void) printf("\n"); | |
420 | ||
421 | for (zap_cursor_init(&zc, os, object); | |
422 | zap_cursor_retrieve(&zc, &attr) == 0; | |
423 | zap_cursor_advance(&zc)) { | |
424 | (void) printf("\t\t%s = ", attr.za_name); | |
425 | if (attr.za_num_integers == 0) { | |
426 | (void) printf("\n"); | |
427 | continue; | |
428 | } | |
429 | prop = umem_zalloc(attr.za_num_integers * | |
430 | attr.za_integer_length, UMEM_NOFAIL); | |
431 | (void) zap_lookup(os, object, attr.za_name, | |
432 | attr.za_integer_length, attr.za_num_integers, prop); | |
433 | if (attr.za_integer_length == 1) { | |
434 | (void) printf("%s", (char *)prop); | |
435 | } else { | |
436 | for (i = 0; i < attr.za_num_integers; i++) { | |
437 | switch (attr.za_integer_length) { | |
438 | case 2: | |
439 | (void) printf("%u ", | |
440 | ((uint16_t *)prop)[i]); | |
441 | break; | |
442 | case 4: | |
443 | (void) printf("%u ", | |
444 | ((uint32_t *)prop)[i]); | |
445 | break; | |
446 | case 8: | |
447 | (void) printf("%lld ", | |
448 | (u_longlong_t)((int64_t *)prop)[i]); | |
449 | break; | |
450 | } | |
451 | } | |
452 | } | |
453 | (void) printf("\n"); | |
454 | umem_free(prop, attr.za_num_integers * attr.za_integer_length); | |
455 | } | |
456 | zap_cursor_fini(&zc); | |
457 | } | |
458 | ||
252e1a54 MA |
459 | static void |
460 | dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) | |
461 | { | |
462 | bpobj_phys_t *bpop = data; | |
463 | uint64_t i; | |
464 | char bytes[32], comp[32], uncomp[32]; | |
465 | ||
466 | if (bpop == NULL) | |
467 | return; | |
468 | ||
469 | zdb_nicenum(bpop->bpo_bytes, bytes); | |
470 | zdb_nicenum(bpop->bpo_comp, comp); | |
471 | zdb_nicenum(bpop->bpo_uncomp, uncomp); | |
472 | ||
473 | (void) printf("\t\tnum_blkptrs = %llu\n", | |
474 | (u_longlong_t)bpop->bpo_num_blkptrs); | |
475 | (void) printf("\t\tbytes = %s\n", bytes); | |
476 | if (size >= BPOBJ_SIZE_V1) { | |
477 | (void) printf("\t\tcomp = %s\n", comp); | |
478 | (void) printf("\t\tuncomp = %s\n", uncomp); | |
479 | } | |
480 | if (size >= sizeof (*bpop)) { | |
481 | (void) printf("\t\tsubobjs = %llu\n", | |
482 | (u_longlong_t)bpop->bpo_subobjs); | |
483 | (void) printf("\t\tnum_subobjs = %llu\n", | |
484 | (u_longlong_t)bpop->bpo_num_subobjs); | |
485 | } | |
486 | ||
487 | if (dump_opt['d'] < 5) | |
488 | return; | |
489 | ||
490 | for (i = 0; i < bpop->bpo_num_blkptrs; i++) { | |
491 | char blkbuf[BP_SPRINTF_LEN]; | |
492 | blkptr_t bp; | |
493 | ||
494 | int err = dmu_read(os, object, | |
495 | i * sizeof (bp), sizeof (bp), &bp, 0); | |
496 | if (err != 0) { | |
497 | (void) printf("got error %u from dmu_read\n", err); | |
498 | break; | |
499 | } | |
500 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); | |
501 | (void) printf("\t%s\n", blkbuf); | |
502 | } | |
503 | } | |
504 | ||
505 | /* ARGSUSED */ | |
506 | static void | |
507 | dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) | |
508 | { | |
509 | dmu_object_info_t doi; | |
2986b3fd | 510 | int64_t i; |
252e1a54 MA |
511 | |
512 | VERIFY0(dmu_object_info(os, object, &doi)); | |
513 | uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); | |
514 | ||
515 | int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); | |
516 | if (err != 0) { | |
517 | (void) printf("got error %u from dmu_read\n", err); | |
518 | kmem_free(subobjs, doi.doi_max_offset); | |
519 | return; | |
520 | } | |
521 | ||
522 | int64_t last_nonzero = -1; | |
523 | for (i = 0; i < doi.doi_max_offset / 8; i++) { | |
524 | if (subobjs[i] != 0) | |
525 | last_nonzero = i; | |
526 | } | |
527 | ||
528 | for (i = 0; i <= last_nonzero; i++) { | |
2986b3fd | 529 | (void) printf("\t%llu\n", (u_longlong_t)subobjs[i]); |
252e1a54 MA |
530 | } |
531 | kmem_free(subobjs, doi.doi_max_offset); | |
532 | } | |
533 | ||
428870ff BB |
534 | /*ARGSUSED*/ |
535 | static void | |
536 | dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
537 | { | |
538 | dump_zap_stats(os, object); | |
539 | /* contents are printed elsewhere, properly decoded */ | |
540 | } | |
541 | ||
542 | /*ARGSUSED*/ | |
543 | static void | |
544 | dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) | |
545 | { | |
546 | zap_cursor_t zc; | |
547 | zap_attribute_t attr; | |
548 | ||
549 | dump_zap_stats(os, object); | |
550 | (void) printf("\n"); | |
551 | ||
552 | for (zap_cursor_init(&zc, os, object); | |
553 | zap_cursor_retrieve(&zc, &attr) == 0; | |
554 | zap_cursor_advance(&zc)) { | |
555 | (void) printf("\t\t%s = ", attr.za_name); | |
556 | if (attr.za_num_integers == 0) { | |
557 | (void) printf("\n"); | |
558 | continue; | |
559 | } | |
560 | (void) printf(" %llx : [%d:%d:%d]\n", | |
561 | (u_longlong_t)attr.za_first_integer, | |
562 | (int)ATTR_LENGTH(attr.za_first_integer), | |
563 | (int)ATTR_BSWAP(attr.za_first_integer), | |
564 | (int)ATTR_NUM(attr.za_first_integer)); | |
565 | } | |
566 | zap_cursor_fini(&zc); | |
567 | } | |
568 | ||
569 | /*ARGSUSED*/ | |
570 | static void | |
571 | dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) | |
572 | { | |
573 | zap_cursor_t zc; | |
574 | zap_attribute_t attr; | |
575 | uint16_t *layout_attrs; | |
576 | int i; | |
577 | ||
578 | dump_zap_stats(os, object); | |
579 | (void) printf("\n"); | |
580 | ||
581 | for (zap_cursor_init(&zc, os, object); | |
582 | zap_cursor_retrieve(&zc, &attr) == 0; | |
583 | zap_cursor_advance(&zc)) { | |
584 | (void) printf("\t\t%s = [", attr.za_name); | |
585 | if (attr.za_num_integers == 0) { | |
586 | (void) printf("\n"); | |
587 | continue; | |
588 | } | |
589 | ||
590 | VERIFY(attr.za_integer_length == 2); | |
591 | layout_attrs = umem_zalloc(attr.za_num_integers * | |
592 | attr.za_integer_length, UMEM_NOFAIL); | |
593 | ||
594 | VERIFY(zap_lookup(os, object, attr.za_name, | |
595 | attr.za_integer_length, | |
596 | attr.za_num_integers, layout_attrs) == 0); | |
597 | ||
598 | for (i = 0; i != attr.za_num_integers; i++) | |
599 | (void) printf(" %d ", (int)layout_attrs[i]); | |
600 | (void) printf("]\n"); | |
601 | umem_free(layout_attrs, | |
602 | attr.za_num_integers * attr.za_integer_length); | |
603 | } | |
604 | zap_cursor_fini(&zc); | |
605 | } | |
606 | ||
34dc7c2f BB |
607 | /*ARGSUSED*/ |
608 | static void | |
609 | dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) | |
610 | { | |
611 | zap_cursor_t zc; | |
612 | zap_attribute_t attr; | |
613 | const char *typenames[] = { | |
614 | /* 0 */ "not specified", | |
615 | /* 1 */ "FIFO", | |
616 | /* 2 */ "Character Device", | |
617 | /* 3 */ "3 (invalid)", | |
618 | /* 4 */ "Directory", | |
619 | /* 5 */ "5 (invalid)", | |
620 | /* 6 */ "Block Device", | |
621 | /* 7 */ "7 (invalid)", | |
622 | /* 8 */ "Regular File", | |
623 | /* 9 */ "9 (invalid)", | |
624 | /* 10 */ "Symbolic Link", | |
625 | /* 11 */ "11 (invalid)", | |
626 | /* 12 */ "Socket", | |
627 | /* 13 */ "Door", | |
628 | /* 14 */ "Event Port", | |
629 | /* 15 */ "15 (invalid)", | |
630 | }; | |
631 | ||
632 | dump_zap_stats(os, object); | |
633 | (void) printf("\n"); | |
634 | ||
635 | for (zap_cursor_init(&zc, os, object); | |
636 | zap_cursor_retrieve(&zc, &attr) == 0; | |
637 | zap_cursor_advance(&zc)) { | |
638 | (void) printf("\t\t%s = %lld (type: %s)\n", | |
639 | attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), | |
640 | typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); | |
641 | } | |
642 | zap_cursor_fini(&zc); | |
643 | } | |
644 | ||
93cf2076 GW |
645 | int |
646 | get_dtl_refcount(vdev_t *vd) | |
647 | { | |
648 | int refcount = 0; | |
649 | int c; | |
650 | ||
651 | if (vd->vdev_ops->vdev_op_leaf) { | |
652 | space_map_t *sm = vd->vdev_dtl_sm; | |
653 | ||
654 | if (sm != NULL && | |
655 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
656 | return (1); | |
657 | return (0); | |
658 | } | |
659 | ||
660 | for (c = 0; c < vd->vdev_children; c++) | |
661 | refcount += get_dtl_refcount(vd->vdev_child[c]); | |
662 | return (refcount); | |
663 | } | |
664 | ||
665 | int | |
666 | get_metaslab_refcount(vdev_t *vd) | |
667 | { | |
668 | int refcount = 0; | |
669 | int c, m; | |
670 | ||
f3a7f661 | 671 | if (vd->vdev_top == vd && !vd->vdev_removing) { |
93cf2076 GW |
672 | for (m = 0; m < vd->vdev_ms_count; m++) { |
673 | space_map_t *sm = vd->vdev_ms[m]->ms_sm; | |
674 | ||
675 | if (sm != NULL && | |
676 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
677 | refcount++; | |
678 | } | |
679 | } | |
680 | for (c = 0; c < vd->vdev_children; c++) | |
681 | refcount += get_metaslab_refcount(vd->vdev_child[c]); | |
682 | ||
683 | return (refcount); | |
684 | } | |
685 | ||
686 | static int | |
687 | verify_spacemap_refcounts(spa_t *spa) | |
688 | { | |
fa86b5db MA |
689 | uint64_t expected_refcount = 0; |
690 | uint64_t actual_refcount; | |
93cf2076 | 691 | |
fa86b5db MA |
692 | (void) feature_get_refcount(spa, |
693 | &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], | |
694 | &expected_refcount); | |
93cf2076 GW |
695 | actual_refcount = get_dtl_refcount(spa->spa_root_vdev); |
696 | actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); | |
697 | ||
698 | if (expected_refcount != actual_refcount) { | |
fa86b5db MA |
699 | (void) printf("space map refcount mismatch: expected %lld != " |
700 | "actual %lld\n", | |
701 | (longlong_t)expected_refcount, | |
702 | (longlong_t)actual_refcount); | |
93cf2076 GW |
703 | return (2); |
704 | } | |
705 | return (0); | |
706 | } | |
707 | ||
34dc7c2f | 708 | static void |
93cf2076 | 709 | dump_spacemap(objset_t *os, space_map_t *sm) |
34dc7c2f BB |
710 | { |
711 | uint64_t alloc, offset, entry; | |
34dc7c2f BB |
712 | char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", |
713 | "INVALID", "INVALID", "INVALID", "INVALID" }; | |
714 | ||
93cf2076 | 715 | if (sm == NULL) |
34dc7c2f BB |
716 | return; |
717 | ||
718 | /* | |
719 | * Print out the freelist entries in both encoded and decoded form. | |
720 | */ | |
721 | alloc = 0; | |
93cf2076 GW |
722 | for (offset = 0; offset < space_map_length(sm); |
723 | offset += sizeof (entry)) { | |
724 | uint8_t mapshift = sm->sm_shift; | |
725 | ||
726 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
9babb374 | 727 | sizeof (entry), &entry, DMU_READ_PREFETCH)); |
34dc7c2f | 728 | if (SM_DEBUG_DECODE(entry)) { |
93cf2076 | 729 | |
428870ff | 730 | (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", |
34dc7c2f BB |
731 | (u_longlong_t)(offset / sizeof (entry)), |
732 | ddata[SM_DEBUG_ACTION_DECODE(entry)], | |
733 | (u_longlong_t)SM_DEBUG_TXG_DECODE(entry), | |
734 | (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry)); | |
735 | } else { | |
428870ff BB |
736 | (void) printf("\t [%6llu] %c range:" |
737 | " %010llx-%010llx size: %06llx\n", | |
34dc7c2f BB |
738 | (u_longlong_t)(offset / sizeof (entry)), |
739 | SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F', | |
740 | (u_longlong_t)((SM_OFFSET_DECODE(entry) << | |
93cf2076 | 741 | mapshift) + sm->sm_start), |
34dc7c2f | 742 | (u_longlong_t)((SM_OFFSET_DECODE(entry) << |
93cf2076 GW |
743 | mapshift) + sm->sm_start + |
744 | (SM_RUN_DECODE(entry) << mapshift)), | |
34dc7c2f BB |
745 | (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift)); |
746 | if (SM_TYPE_DECODE(entry) == SM_ALLOC) | |
747 | alloc += SM_RUN_DECODE(entry) << mapshift; | |
748 | else | |
749 | alloc -= SM_RUN_DECODE(entry) << mapshift; | |
750 | } | |
751 | } | |
93cf2076 | 752 | if (alloc != space_map_allocated(sm)) { |
34dc7c2f BB |
753 | (void) printf("space_map_object alloc (%llu) INCONSISTENT " |
754 | "with space map summary (%llu)\n", | |
93cf2076 | 755 | (u_longlong_t)space_map_allocated(sm), (u_longlong_t)alloc); |
34dc7c2f BB |
756 | } |
757 | } | |
758 | ||
9babb374 BB |
759 | static void |
760 | dump_metaslab_stats(metaslab_t *msp) | |
761 | { | |
428870ff | 762 | char maxbuf[32]; |
93cf2076 GW |
763 | range_tree_t *rt = msp->ms_tree; |
764 | avl_tree_t *t = &msp->ms_size_tree; | |
765 | int free_pct = range_tree_space(rt) * 100 / msp->ms_size; | |
9babb374 | 766 | |
93cf2076 | 767 | zdb_nicenum(metaslab_block_maxsize(msp), maxbuf); |
9babb374 | 768 | |
428870ff | 769 | (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", |
9babb374 BB |
770 | "segments", avl_numnodes(t), "maxsize", maxbuf, |
771 | "freepct", free_pct); | |
93cf2076 GW |
772 | (void) printf("\tIn-memory histogram:\n"); |
773 | dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
9babb374 BB |
774 | } |
775 | ||
34dc7c2f BB |
776 | static void |
777 | dump_metaslab(metaslab_t *msp) | |
778 | { | |
34dc7c2f BB |
779 | vdev_t *vd = msp->ms_group->mg_vd; |
780 | spa_t *spa = vd->vdev_spa; | |
93cf2076 | 781 | space_map_t *sm = msp->ms_sm; |
428870ff | 782 | char freebuf[32]; |
34dc7c2f | 783 | |
93cf2076 | 784 | zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf); |
34dc7c2f | 785 | |
34dc7c2f | 786 | (void) printf( |
428870ff | 787 | "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", |
93cf2076 GW |
788 | (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, |
789 | (u_longlong_t)space_map_object(sm), freebuf); | |
34dc7c2f | 790 | |
93cf2076 | 791 | if (dump_opt['m'] > 2 && !dump_opt['L']) { |
9babb374 | 792 | mutex_enter(&msp->ms_lock); |
93cf2076 GW |
793 | metaslab_load_wait(msp); |
794 | if (!msp->ms_loaded) { | |
795 | VERIFY0(metaslab_load(msp)); | |
796 | range_tree_stat_verify(msp->ms_tree); | |
797 | } | |
9babb374 | 798 | dump_metaslab_stats(msp); |
93cf2076 | 799 | metaslab_unload(msp); |
9babb374 BB |
800 | mutex_exit(&msp->ms_lock); |
801 | } | |
802 | ||
93cf2076 | 803 | if (dump_opt['m'] > 1 && sm != NULL && |
fa86b5db | 804 | spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { |
93cf2076 GW |
805 | /* |
806 | * The space map histogram represents free space in chunks | |
807 | * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). | |
808 | */ | |
f3a7f661 GW |
809 | (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", |
810 | (u_longlong_t)msp->ms_fragmentation); | |
93cf2076 | 811 | dump_histogram(sm->sm_phys->smp_histogram, |
f3a7f661 | 812 | SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); |
93cf2076 GW |
813 | } |
814 | ||
815 | if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { | |
816 | ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); | |
9babb374 BB |
817 | |
818 | mutex_enter(&msp->ms_lock); | |
93cf2076 | 819 | dump_spacemap(spa->spa_meta_objset, msp->ms_sm); |
9babb374 BB |
820 | mutex_exit(&msp->ms_lock); |
821 | } | |
428870ff | 822 | } |
34dc7c2f | 823 | |
428870ff BB |
824 | static void |
825 | print_vdev_metaslab_header(vdev_t *vd) | |
826 | { | |
827 | (void) printf("\tvdev %10llu\n\t%-10s%5llu %-19s %-15s %-10s\n", | |
828 | (u_longlong_t)vd->vdev_id, | |
829 | "metaslabs", (u_longlong_t)vd->vdev_ms_count, | |
830 | "offset", "spacemap", "free"); | |
831 | (void) printf("\t%15s %19s %15s %10s\n", | |
832 | "---------------", "-------------------", | |
833 | "---------------", "-------------"); | |
34dc7c2f BB |
834 | } |
835 | ||
f3a7f661 GW |
836 | static void |
837 | dump_metaslab_groups(spa_t *spa) | |
838 | { | |
839 | vdev_t *rvd = spa->spa_root_vdev; | |
840 | metaslab_class_t *mc = spa_normal_class(spa); | |
841 | uint64_t fragmentation; | |
842 | int c; | |
843 | ||
844 | metaslab_class_histogram_verify(mc); | |
845 | ||
846 | for (c = 0; c < rvd->vdev_children; c++) { | |
847 | vdev_t *tvd = rvd->vdev_child[c]; | |
848 | metaslab_group_t *mg = tvd->vdev_mg; | |
849 | ||
850 | if (mg->mg_class != mc) | |
851 | continue; | |
852 | ||
853 | metaslab_group_histogram_verify(mg); | |
854 | mg->mg_fragmentation = metaslab_group_fragmentation(mg); | |
855 | ||
856 | (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" | |
857 | "fragmentation", | |
858 | (u_longlong_t)tvd->vdev_id, | |
859 | (u_longlong_t)tvd->vdev_ms_count); | |
860 | if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { | |
861 | (void) printf("%3s\n", "-"); | |
862 | } else { | |
863 | (void) printf("%3llu%%\n", | |
864 | (u_longlong_t)mg->mg_fragmentation); | |
865 | } | |
866 | dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
867 | } | |
868 | ||
869 | (void) printf("\tpool %s\tfragmentation", spa_name(spa)); | |
870 | fragmentation = metaslab_class_fragmentation(mc); | |
871 | if (fragmentation == ZFS_FRAG_INVALID) | |
872 | (void) printf("\t%3s\n", "-"); | |
873 | else | |
874 | (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); | |
875 | dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
876 | } | |
877 | ||
34dc7c2f BB |
878 | static void |
879 | dump_metaslabs(spa_t *spa) | |
880 | { | |
428870ff BB |
881 | vdev_t *vd, *rvd = spa->spa_root_vdev; |
882 | uint64_t m, c = 0, children = rvd->vdev_children; | |
34dc7c2f BB |
883 | |
884 | (void) printf("\nMetaslabs:\n"); | |
885 | ||
428870ff BB |
886 | if (!dump_opt['d'] && zopt_objects > 0) { |
887 | c = zopt_object[0]; | |
888 | ||
889 | if (c >= children) | |
890 | (void) fatal("bad vdev id: %llu", (u_longlong_t)c); | |
34dc7c2f | 891 | |
428870ff BB |
892 | if (zopt_objects > 1) { |
893 | vd = rvd->vdev_child[c]; | |
894 | print_vdev_metaslab_header(vd); | |
895 | ||
896 | for (m = 1; m < zopt_objects; m++) { | |
897 | if (zopt_object[m] < vd->vdev_ms_count) | |
898 | dump_metaslab( | |
899 | vd->vdev_ms[zopt_object[m]]); | |
900 | else | |
901 | (void) fprintf(stderr, "bad metaslab " | |
902 | "number %llu\n", | |
903 | (u_longlong_t)zopt_object[m]); | |
904 | } | |
905 | (void) printf("\n"); | |
906 | return; | |
907 | } | |
908 | children = c + 1; | |
909 | } | |
910 | for (; c < children; c++) { | |
911 | vd = rvd->vdev_child[c]; | |
912 | print_vdev_metaslab_header(vd); | |
34dc7c2f | 913 | |
34dc7c2f BB |
914 | for (m = 0; m < vd->vdev_ms_count; m++) |
915 | dump_metaslab(vd->vdev_ms[m]); | |
916 | (void) printf("\n"); | |
917 | } | |
918 | } | |
919 | ||
428870ff BB |
920 | static void |
921 | dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) | |
922 | { | |
923 | const ddt_phys_t *ddp = dde->dde_phys; | |
924 | const ddt_key_t *ddk = &dde->dde_key; | |
925 | char *types[4] = { "ditto", "single", "double", "triple" }; | |
926 | char blkbuf[BP_SPRINTF_LEN]; | |
927 | blkptr_t blk; | |
d6320ddb | 928 | int p; |
428870ff | 929 | |
d6320ddb | 930 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
931 | if (ddp->ddp_phys_birth == 0) |
932 | continue; | |
933 | ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); | |
b0bc7a84 | 934 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); |
428870ff BB |
935 | (void) printf("index %llx refcnt %llu %s %s\n", |
936 | (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, | |
937 | types[p], blkbuf); | |
938 | } | |
939 | } | |
940 | ||
941 | static void | |
942 | dump_dedup_ratio(const ddt_stat_t *dds) | |
943 | { | |
944 | double rL, rP, rD, D, dedup, compress, copies; | |
945 | ||
946 | if (dds->dds_blocks == 0) | |
947 | return; | |
948 | ||
949 | rL = (double)dds->dds_ref_lsize; | |
950 | rP = (double)dds->dds_ref_psize; | |
951 | rD = (double)dds->dds_ref_dsize; | |
952 | D = (double)dds->dds_dsize; | |
953 | ||
954 | dedup = rD / D; | |
955 | compress = rL / rP; | |
956 | copies = rD / rP; | |
957 | ||
958 | (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " | |
959 | "dedup * compress / copies = %.2f\n\n", | |
960 | dedup, compress, copies, dedup * compress / copies); | |
961 | } | |
962 | ||
963 | static void | |
964 | dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) | |
965 | { | |
966 | char name[DDT_NAMELEN]; | |
967 | ddt_entry_t dde; | |
968 | uint64_t walk = 0; | |
969 | dmu_object_info_t doi; | |
970 | uint64_t count, dspace, mspace; | |
971 | int error; | |
972 | ||
973 | error = ddt_object_info(ddt, type, class, &doi); | |
974 | ||
975 | if (error == ENOENT) | |
976 | return; | |
977 | ASSERT(error == 0); | |
978 | ||
e8fd45a0 BB |
979 | error = ddt_object_count(ddt, type, class, &count); |
980 | ASSERT(error == 0); | |
981 | if (count == 0) | |
572e2857 BB |
982 | return; |
983 | ||
428870ff BB |
984 | dspace = doi.doi_physical_blocks_512 << 9; |
985 | mspace = doi.doi_fill_count * doi.doi_data_block_size; | |
986 | ||
428870ff BB |
987 | ddt_object_name(ddt, type, class, name); |
988 | ||
989 | (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", | |
990 | name, | |
991 | (u_longlong_t)count, | |
992 | (u_longlong_t)(dspace / count), | |
993 | (u_longlong_t)(mspace / count)); | |
994 | ||
995 | if (dump_opt['D'] < 3) | |
996 | return; | |
997 | ||
998 | zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); | |
999 | ||
1000 | if (dump_opt['D'] < 4) | |
1001 | return; | |
1002 | ||
1003 | if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) | |
1004 | return; | |
1005 | ||
1006 | (void) printf("%s contents:\n\n", name); | |
1007 | ||
1008 | while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) | |
1009 | dump_dde(ddt, &dde, walk); | |
1010 | ||
1011 | ASSERT(error == ENOENT); | |
1012 | ||
1013 | (void) printf("\n"); | |
1014 | } | |
1015 | ||
1016 | static void | |
1017 | dump_all_ddts(spa_t *spa) | |
1018 | { | |
d6320ddb BB |
1019 | ddt_histogram_t ddh_total; |
1020 | ddt_stat_t dds_total; | |
1021 | enum zio_checksum c; | |
1022 | enum ddt_type type; | |
1023 | enum ddt_class class; | |
428870ff | 1024 | |
d6320ddb BB |
1025 | bzero(&ddh_total, sizeof (ddt_histogram_t)); |
1026 | bzero(&dds_total, sizeof (ddt_stat_t)); | |
1027 | ||
1028 | for (c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { | |
428870ff | 1029 | ddt_t *ddt = spa->spa_ddt[c]; |
d6320ddb BB |
1030 | for (type = 0; type < DDT_TYPES; type++) { |
1031 | for (class = 0; class < DDT_CLASSES; | |
428870ff BB |
1032 | class++) { |
1033 | dump_ddt(ddt, type, class); | |
1034 | } | |
1035 | } | |
1036 | } | |
1037 | ||
1038 | ddt_get_dedup_stats(spa, &dds_total); | |
1039 | ||
1040 | if (dds_total.dds_blocks == 0) { | |
1041 | (void) printf("All DDTs are empty\n"); | |
1042 | return; | |
1043 | } | |
1044 | ||
1045 | (void) printf("\n"); | |
1046 | ||
1047 | if (dump_opt['D'] > 1) { | |
1048 | (void) printf("DDT histogram (aggregated over all DDTs):\n"); | |
1049 | ddt_get_dedup_histogram(spa, &ddh_total); | |
1050 | zpool_dump_ddt(&dds_total, &ddh_total); | |
1051 | } | |
1052 | ||
1053 | dump_dedup_ratio(&dds_total); | |
1054 | } | |
1055 | ||
fb5f0bc8 | 1056 | static void |
93cf2076 | 1057 | dump_dtl_seg(void *arg, uint64_t start, uint64_t size) |
fb5f0bc8 | 1058 | { |
93cf2076 | 1059 | char *prefix = arg; |
fb5f0bc8 BB |
1060 | |
1061 | (void) printf("%s [%llu,%llu) length %llu\n", | |
1062 | prefix, | |
1063 | (u_longlong_t)start, | |
1064 | (u_longlong_t)(start + size), | |
1065 | (u_longlong_t)(size)); | |
1066 | } | |
1067 | ||
34dc7c2f BB |
1068 | static void |
1069 | dump_dtl(vdev_t *vd, int indent) | |
1070 | { | |
fb5f0bc8 BB |
1071 | spa_t *spa = vd->vdev_spa; |
1072 | boolean_t required; | |
1073 | char *name[DTL_TYPES] = { "missing", "partial", "scrub", "outage" }; | |
1074 | char prefix[256]; | |
d6320ddb | 1075 | int c, t; |
fb5f0bc8 | 1076 | |
428870ff | 1077 | spa_vdev_state_enter(spa, SCL_NONE); |
fb5f0bc8 BB |
1078 | required = vdev_dtl_required(vd); |
1079 | (void) spa_vdev_state_exit(spa, NULL, 0); | |
34dc7c2f BB |
1080 | |
1081 | if (indent == 0) | |
1082 | (void) printf("\nDirty time logs:\n\n"); | |
1083 | ||
fb5f0bc8 | 1084 | (void) printf("\t%*s%s [%s]\n", indent, "", |
b128c09f | 1085 | vd->vdev_path ? vd->vdev_path : |
fb5f0bc8 BB |
1086 | vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), |
1087 | required ? "DTL-required" : "DTL-expendable"); | |
34dc7c2f | 1088 | |
d6320ddb | 1089 | for (t = 0; t < DTL_TYPES; t++) { |
93cf2076 GW |
1090 | range_tree_t *rt = vd->vdev_dtl[t]; |
1091 | if (range_tree_space(rt) == 0) | |
fb5f0bc8 BB |
1092 | continue; |
1093 | (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", | |
1094 | indent + 2, "", name[t]); | |
93cf2076 GW |
1095 | mutex_enter(rt->rt_lock); |
1096 | range_tree_walk(rt, dump_dtl_seg, prefix); | |
1097 | mutex_exit(rt->rt_lock); | |
fb5f0bc8 BB |
1098 | if (dump_opt['d'] > 5 && vd->vdev_children == 0) |
1099 | dump_spacemap(spa->spa_meta_objset, | |
93cf2076 | 1100 | vd->vdev_dtl_sm); |
34dc7c2f BB |
1101 | } |
1102 | ||
d6320ddb | 1103 | for (c = 0; c < vd->vdev_children; c++) |
34dc7c2f BB |
1104 | dump_dtl(vd->vdev_child[c], indent + 4); |
1105 | } | |
1106 | ||
428870ff BB |
1107 | static void |
1108 | dump_history(spa_t *spa) | |
1109 | { | |
1110 | nvlist_t **events = NULL; | |
017da6f0 | 1111 | char *buf; |
428870ff BB |
1112 | uint64_t resid, len, off = 0; |
1113 | uint_t num = 0; | |
1114 | int error; | |
1115 | time_t tsec; | |
1116 | struct tm t; | |
1117 | char tbuf[30]; | |
1118 | char internalstr[MAXPATHLEN]; | |
d6320ddb | 1119 | int i; |
428870ff | 1120 | |
017da6f0 DB |
1121 | if ((buf = malloc(SPA_OLD_MAXBLOCKSIZE)) == NULL) { |
1122 | (void) fprintf(stderr, "%s: unable to allocate I/O buffer\n", | |
1123 | __func__); | |
1124 | return; | |
1125 | } | |
1126 | ||
428870ff | 1127 | do { |
017da6f0 | 1128 | len = SPA_OLD_MAXBLOCKSIZE; |
428870ff BB |
1129 | |
1130 | if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { | |
1131 | (void) fprintf(stderr, "Unable to read history: " | |
1132 | "error %d\n", error); | |
017da6f0 | 1133 | free(buf); |
428870ff BB |
1134 | return; |
1135 | } | |
1136 | ||
1137 | if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) | |
1138 | break; | |
1139 | ||
1140 | off -= resid; | |
1141 | } while (len != 0); | |
1142 | ||
1143 | (void) printf("\nHistory:\n"); | |
d6320ddb | 1144 | for (i = 0; i < num; i++) { |
428870ff BB |
1145 | uint64_t time, txg, ievent; |
1146 | char *cmd, *intstr; | |
6f1ffb06 | 1147 | boolean_t printed = B_FALSE; |
428870ff BB |
1148 | |
1149 | if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, | |
1150 | &time) != 0) | |
6f1ffb06 | 1151 | goto next; |
428870ff BB |
1152 | if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, |
1153 | &cmd) != 0) { | |
1154 | if (nvlist_lookup_uint64(events[i], | |
1155 | ZPOOL_HIST_INT_EVENT, &ievent) != 0) | |
6f1ffb06 | 1156 | goto next; |
428870ff BB |
1157 | verify(nvlist_lookup_uint64(events[i], |
1158 | ZPOOL_HIST_TXG, &txg) == 0); | |
1159 | verify(nvlist_lookup_string(events[i], | |
1160 | ZPOOL_HIST_INT_STR, &intstr) == 0); | |
6f1ffb06 MA |
1161 | if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) |
1162 | goto next; | |
428870ff BB |
1163 | |
1164 | (void) snprintf(internalstr, | |
1165 | sizeof (internalstr), | |
1166 | "[internal %s txg:%lld] %s", | |
b8864a23 BB |
1167 | zfs_history_event_names[ievent], |
1168 | (longlong_t)txg, intstr); | |
428870ff BB |
1169 | cmd = internalstr; |
1170 | } | |
1171 | tsec = time; | |
1172 | (void) localtime_r(&tsec, &t); | |
1173 | (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); | |
1174 | (void) printf("%s %s\n", tbuf, cmd); | |
6f1ffb06 MA |
1175 | printed = B_TRUE; |
1176 | ||
1177 | next: | |
1178 | if (dump_opt['h'] > 1) { | |
1179 | if (!printed) | |
1180 | (void) printf("unrecognized record:\n"); | |
1181 | dump_nvlist(events[i], 2); | |
1182 | } | |
428870ff | 1183 | } |
017da6f0 | 1184 | free(buf); |
428870ff BB |
1185 | } |
1186 | ||
34dc7c2f BB |
1187 | /*ARGSUSED*/ |
1188 | static void | |
1189 | dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) | |
1190 | { | |
1191 | } | |
1192 | ||
1193 | static uint64_t | |
5dbd68a3 MA |
1194 | blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, |
1195 | const zbookmark_phys_t *zb) | |
34dc7c2f | 1196 | { |
428870ff BB |
1197 | if (dnp == NULL) { |
1198 | ASSERT(zb->zb_level < 0); | |
1199 | if (zb->zb_object == 0) | |
1200 | return (zb->zb_blkid); | |
1201 | return (zb->zb_blkid * BP_GET_LSIZE(bp)); | |
1202 | } | |
1203 | ||
1204 | ASSERT(zb->zb_level >= 0); | |
34dc7c2f | 1205 | |
428870ff BB |
1206 | return ((zb->zb_blkid << |
1207 | (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * | |
34dc7c2f BB |
1208 | dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); |
1209 | } | |
1210 | ||
1211 | static void | |
b0bc7a84 | 1212 | snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) |
34dc7c2f | 1213 | { |
428870ff BB |
1214 | const dva_t *dva = bp->blk_dva; |
1215 | int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; | |
d6320ddb | 1216 | int i; |
428870ff | 1217 | |
d5869641 | 1218 | if (dump_opt['b'] >= 6) { |
b0bc7a84 | 1219 | snprintf_blkptr(blkbuf, buflen, bp); |
428870ff BB |
1220 | return; |
1221 | } | |
34dc7c2f | 1222 | |
9b67f605 MA |
1223 | if (BP_IS_EMBEDDED(bp)) { |
1224 | (void) sprintf(blkbuf, | |
1225 | "EMBEDDED et=%u %llxL/%llxP B=%llu", | |
1226 | (int)BPE_GET_ETYPE(bp), | |
1227 | (u_longlong_t)BPE_GET_LSIZE(bp), | |
1228 | (u_longlong_t)BPE_GET_PSIZE(bp), | |
1229 | (u_longlong_t)bp->blk_birth); | |
1230 | return; | |
1231 | } | |
1232 | ||
34dc7c2f BB |
1233 | blkbuf[0] = '\0'; |
1234 | ||
d6320ddb | 1235 | for (i = 0; i < ndvas; i++) |
b0bc7a84 MG |
1236 | (void) snprintf(blkbuf + strlen(blkbuf), |
1237 | buflen - strlen(blkbuf), "%llu:%llx:%llx ", | |
34dc7c2f BB |
1238 | (u_longlong_t)DVA_GET_VDEV(&dva[i]), |
1239 | (u_longlong_t)DVA_GET_OFFSET(&dva[i]), | |
1240 | (u_longlong_t)DVA_GET_ASIZE(&dva[i])); | |
1241 | ||
b0bc7a84 MG |
1242 | if (BP_IS_HOLE(bp)) { |
1243 | (void) snprintf(blkbuf + strlen(blkbuf), | |
a4069eef PS |
1244 | buflen - strlen(blkbuf), |
1245 | "%llxL B=%llu", | |
1246 | (u_longlong_t)BP_GET_LSIZE(bp), | |
b0bc7a84 MG |
1247 | (u_longlong_t)bp->blk_birth); |
1248 | } else { | |
1249 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1250 | buflen - strlen(blkbuf), | |
1251 | "%llxL/%llxP F=%llu B=%llu/%llu", | |
1252 | (u_longlong_t)BP_GET_LSIZE(bp), | |
1253 | (u_longlong_t)BP_GET_PSIZE(bp), | |
9b67f605 | 1254 | (u_longlong_t)BP_GET_FILL(bp), |
b0bc7a84 MG |
1255 | (u_longlong_t)bp->blk_birth, |
1256 | (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); | |
1257 | } | |
34dc7c2f BB |
1258 | } |
1259 | ||
b128c09f | 1260 | static void |
5dbd68a3 | 1261 | print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, |
b128c09f | 1262 | const dnode_phys_t *dnp) |
34dc7c2f | 1263 | { |
b128c09f | 1264 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
1265 | int l; |
1266 | ||
9b67f605 MA |
1267 | if (!BP_IS_EMBEDDED(bp)) { |
1268 | ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); | |
1269 | ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); | |
1270 | } | |
34dc7c2f | 1271 | |
428870ff | 1272 | (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); |
34dc7c2f BB |
1273 | |
1274 | ASSERT(zb->zb_level >= 0); | |
1275 | ||
1276 | for (l = dnp->dn_nlevels - 1; l >= -1; l--) { | |
1277 | if (l == zb->zb_level) { | |
b128c09f | 1278 | (void) printf("L%llx", (u_longlong_t)zb->zb_level); |
34dc7c2f | 1279 | } else { |
b128c09f | 1280 | (void) printf(" "); |
34dc7c2f BB |
1281 | } |
1282 | } | |
1283 | ||
b0bc7a84 | 1284 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
b128c09f BB |
1285 | (void) printf("%s\n", blkbuf); |
1286 | } | |
1287 | ||
b128c09f BB |
1288 | static int |
1289 | visit_indirect(spa_t *spa, const dnode_phys_t *dnp, | |
5dbd68a3 | 1290 | blkptr_t *bp, const zbookmark_phys_t *zb) |
b128c09f | 1291 | { |
428870ff | 1292 | int err = 0; |
b128c09f BB |
1293 | |
1294 | if (bp->blk_birth == 0) | |
1295 | return (0); | |
1296 | ||
1297 | print_indirect(bp, zb, dnp); | |
1298 | ||
b0bc7a84 | 1299 | if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { |
2a432414 | 1300 | arc_flags_t flags = ARC_FLAG_WAIT; |
b128c09f BB |
1301 | int i; |
1302 | blkptr_t *cbp; | |
1303 | int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; | |
1304 | arc_buf_t *buf; | |
1305 | uint64_t fill = 0; | |
1306 | ||
294f6806 | 1307 | err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, |
b128c09f BB |
1308 | ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); |
1309 | if (err) | |
1310 | return (err); | |
428870ff | 1311 | ASSERT(buf->b_data); |
b128c09f BB |
1312 | |
1313 | /* recursively visit blocks below this */ | |
1314 | cbp = buf->b_data; | |
1315 | for (i = 0; i < epb; i++, cbp++) { | |
5dbd68a3 | 1316 | zbookmark_phys_t czb; |
b128c09f BB |
1317 | |
1318 | SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, | |
1319 | zb->zb_level - 1, | |
1320 | zb->zb_blkid * epb + i); | |
1321 | err = visit_indirect(spa, dnp, cbp, &czb); | |
1322 | if (err) | |
1323 | break; | |
9b67f605 | 1324 | fill += BP_GET_FILL(cbp); |
b128c09f | 1325 | } |
fb5f0bc8 | 1326 | if (!err) |
9b67f605 | 1327 | ASSERT3U(fill, ==, BP_GET_FILL(bp)); |
d3c2ae1c | 1328 | arc_buf_destroy(buf, &buf); |
34dc7c2f BB |
1329 | } |
1330 | ||
b128c09f | 1331 | return (err); |
34dc7c2f BB |
1332 | } |
1333 | ||
1334 | /*ARGSUSED*/ | |
1335 | static void | |
b128c09f | 1336 | dump_indirect(dnode_t *dn) |
34dc7c2f | 1337 | { |
b128c09f BB |
1338 | dnode_phys_t *dnp = dn->dn_phys; |
1339 | int j; | |
5dbd68a3 | 1340 | zbookmark_phys_t czb; |
34dc7c2f BB |
1341 | |
1342 | (void) printf("Indirect blocks:\n"); | |
1343 | ||
428870ff | 1344 | SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), |
b128c09f BB |
1345 | dn->dn_object, dnp->dn_nlevels - 1, 0); |
1346 | for (j = 0; j < dnp->dn_nblkptr; j++) { | |
1347 | czb.zb_blkid = j; | |
428870ff | 1348 | (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, |
b128c09f BB |
1349 | &dnp->dn_blkptr[j], &czb); |
1350 | } | |
34dc7c2f BB |
1351 | |
1352 | (void) printf("\n"); | |
34dc7c2f BB |
1353 | } |
1354 | ||
1355 | /*ARGSUSED*/ | |
1356 | static void | |
1357 | dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) | |
1358 | { | |
1359 | dsl_dir_phys_t *dd = data; | |
1360 | time_t crtime; | |
428870ff | 1361 | char nice[32]; |
34dc7c2f BB |
1362 | |
1363 | if (dd == NULL) | |
1364 | return; | |
1365 | ||
1366 | ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); | |
1367 | ||
1368 | crtime = dd->dd_creation_time; | |
34dc7c2f BB |
1369 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1370 | (void) printf("\t\thead_dataset_obj = %llu\n", | |
1371 | (u_longlong_t)dd->dd_head_dataset_obj); | |
1372 | (void) printf("\t\tparent_dir_obj = %llu\n", | |
1373 | (u_longlong_t)dd->dd_parent_obj); | |
1374 | (void) printf("\t\torigin_obj = %llu\n", | |
1375 | (u_longlong_t)dd->dd_origin_obj); | |
1376 | (void) printf("\t\tchild_dir_zapobj = %llu\n", | |
1377 | (u_longlong_t)dd->dd_child_dir_zapobj); | |
428870ff | 1378 | zdb_nicenum(dd->dd_used_bytes, nice); |
b128c09f | 1379 | (void) printf("\t\tused_bytes = %s\n", nice); |
428870ff | 1380 | zdb_nicenum(dd->dd_compressed_bytes, nice); |
b128c09f | 1381 | (void) printf("\t\tcompressed_bytes = %s\n", nice); |
428870ff | 1382 | zdb_nicenum(dd->dd_uncompressed_bytes, nice); |
b128c09f | 1383 | (void) printf("\t\tuncompressed_bytes = %s\n", nice); |
428870ff | 1384 | zdb_nicenum(dd->dd_quota, nice); |
b128c09f | 1385 | (void) printf("\t\tquota = %s\n", nice); |
428870ff | 1386 | zdb_nicenum(dd->dd_reserved, nice); |
b128c09f | 1387 | (void) printf("\t\treserved = %s\n", nice); |
34dc7c2f BB |
1388 | (void) printf("\t\tprops_zapobj = %llu\n", |
1389 | (u_longlong_t)dd->dd_props_zapobj); | |
1390 | (void) printf("\t\tdeleg_zapobj = %llu\n", | |
1391 | (u_longlong_t)dd->dd_deleg_zapobj); | |
b128c09f BB |
1392 | (void) printf("\t\tflags = %llx\n", |
1393 | (u_longlong_t)dd->dd_flags); | |
1394 | ||
1395 | #define DO(which) \ | |
428870ff | 1396 | zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice); \ |
b128c09f BB |
1397 | (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) |
1398 | DO(HEAD); | |
1399 | DO(SNAP); | |
1400 | DO(CHILD); | |
1401 | DO(CHILD_RSRV); | |
1402 | DO(REFRSRV); | |
1403 | #undef DO | |
34dc7c2f BB |
1404 | } |
1405 | ||
1406 | /*ARGSUSED*/ | |
1407 | static void | |
1408 | dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) | |
1409 | { | |
1410 | dsl_dataset_phys_t *ds = data; | |
1411 | time_t crtime; | |
428870ff | 1412 | char used[32], compressed[32], uncompressed[32], unique[32]; |
34dc7c2f BB |
1413 | char blkbuf[BP_SPRINTF_LEN]; |
1414 | ||
1415 | if (ds == NULL) | |
1416 | return; | |
1417 | ||
1418 | ASSERT(size == sizeof (*ds)); | |
1419 | crtime = ds->ds_creation_time; | |
9ae529ec | 1420 | zdb_nicenum(ds->ds_referenced_bytes, used); |
428870ff BB |
1421 | zdb_nicenum(ds->ds_compressed_bytes, compressed); |
1422 | zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed); | |
1423 | zdb_nicenum(ds->ds_unique_bytes, unique); | |
b0bc7a84 | 1424 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); |
34dc7c2f | 1425 | |
b128c09f | 1426 | (void) printf("\t\tdir_obj = %llu\n", |
34dc7c2f BB |
1427 | (u_longlong_t)ds->ds_dir_obj); |
1428 | (void) printf("\t\tprev_snap_obj = %llu\n", | |
1429 | (u_longlong_t)ds->ds_prev_snap_obj); | |
1430 | (void) printf("\t\tprev_snap_txg = %llu\n", | |
1431 | (u_longlong_t)ds->ds_prev_snap_txg); | |
1432 | (void) printf("\t\tnext_snap_obj = %llu\n", | |
1433 | (u_longlong_t)ds->ds_next_snap_obj); | |
1434 | (void) printf("\t\tsnapnames_zapobj = %llu\n", | |
1435 | (u_longlong_t)ds->ds_snapnames_zapobj); | |
1436 | (void) printf("\t\tnum_children = %llu\n", | |
1437 | (u_longlong_t)ds->ds_num_children); | |
45d1cae3 BB |
1438 | (void) printf("\t\tuserrefs_obj = %llu\n", |
1439 | (u_longlong_t)ds->ds_userrefs_obj); | |
34dc7c2f BB |
1440 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1441 | (void) printf("\t\tcreation_txg = %llu\n", | |
1442 | (u_longlong_t)ds->ds_creation_txg); | |
1443 | (void) printf("\t\tdeadlist_obj = %llu\n", | |
1444 | (u_longlong_t)ds->ds_deadlist_obj); | |
1445 | (void) printf("\t\tused_bytes = %s\n", used); | |
1446 | (void) printf("\t\tcompressed_bytes = %s\n", compressed); | |
1447 | (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); | |
1448 | (void) printf("\t\tunique = %s\n", unique); | |
1449 | (void) printf("\t\tfsid_guid = %llu\n", | |
1450 | (u_longlong_t)ds->ds_fsid_guid); | |
1451 | (void) printf("\t\tguid = %llu\n", | |
1452 | (u_longlong_t)ds->ds_guid); | |
1453 | (void) printf("\t\tflags = %llx\n", | |
1454 | (u_longlong_t)ds->ds_flags); | |
b128c09f BB |
1455 | (void) printf("\t\tnext_clones_obj = %llu\n", |
1456 | (u_longlong_t)ds->ds_next_clones_obj); | |
1457 | (void) printf("\t\tprops_obj = %llu\n", | |
1458 | (u_longlong_t)ds->ds_props_obj); | |
34dc7c2f BB |
1459 | (void) printf("\t\tbp = %s\n", blkbuf); |
1460 | } | |
1461 | ||
9ae529ec CS |
1462 | /* ARGSUSED */ |
1463 | static int | |
1464 | dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1465 | { | |
1466 | char blkbuf[BP_SPRINTF_LEN]; | |
1467 | ||
1468 | if (bp->blk_birth != 0) { | |
b0bc7a84 | 1469 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
9ae529ec CS |
1470 | (void) printf("\t%s\n", blkbuf); |
1471 | } | |
1472 | return (0); | |
1473 | } | |
1474 | ||
1475 | static void | |
1476 | dump_bptree(objset_t *os, uint64_t obj, char *name) | |
1477 | { | |
1478 | char bytes[32]; | |
1479 | bptree_phys_t *bt; | |
1480 | dmu_buf_t *db; | |
1481 | ||
1482 | if (dump_opt['d'] < 3) | |
1483 | return; | |
1484 | ||
1485 | VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); | |
1486 | bt = db->db_data; | |
1487 | zdb_nicenum(bt->bt_bytes, bytes); | |
1488 | (void) printf("\n %s: %llu datasets, %s\n", | |
1489 | name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); | |
1490 | dmu_buf_rele(db, FTAG); | |
1491 | ||
1492 | if (dump_opt['d'] < 5) | |
1493 | return; | |
1494 | ||
1495 | (void) printf("\n"); | |
1496 | ||
1497 | (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); | |
1498 | } | |
1499 | ||
428870ff BB |
1500 | /* ARGSUSED */ |
1501 | static int | |
1502 | dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1503 | { | |
1504 | char blkbuf[BP_SPRINTF_LEN]; | |
1505 | ||
1506 | ASSERT(bp->blk_birth != 0); | |
b0bc7a84 | 1507 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
1508 | (void) printf("\t%s\n", blkbuf); |
1509 | return (0); | |
1510 | } | |
1511 | ||
34dc7c2f | 1512 | static void |
252e1a54 | 1513 | dump_full_bpobj(bpobj_t *bpo, char *name, int indent) |
34dc7c2f | 1514 | { |
428870ff BB |
1515 | char bytes[32]; |
1516 | char comp[32]; | |
1517 | char uncomp[32]; | |
d1fada1e | 1518 | uint64_t i; |
34dc7c2f BB |
1519 | |
1520 | if (dump_opt['d'] < 3) | |
1521 | return; | |
1522 | ||
428870ff | 1523 | zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes); |
d1fada1e | 1524 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { |
428870ff BB |
1525 | zdb_nicenum(bpo->bpo_phys->bpo_comp, comp); |
1526 | zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp); | |
d1fada1e | 1527 | (void) printf(" %*s: object %llu, %llu local blkptrs, " |
252e1a54 | 1528 | "%llu subobjs in object, %llu, %s (%s/%s comp)\n", |
d1fada1e MA |
1529 | indent * 8, name, |
1530 | (u_longlong_t)bpo->bpo_object, | |
1531 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
428870ff | 1532 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, |
252e1a54 | 1533 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, |
34dc7c2f | 1534 | bytes, comp, uncomp); |
d1fada1e MA |
1535 | |
1536 | for (i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
1537 | uint64_t subobj; | |
1538 | bpobj_t subbpo; | |
1539 | int error; | |
1540 | VERIFY0(dmu_read(bpo->bpo_os, | |
1541 | bpo->bpo_phys->bpo_subobjs, | |
1542 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
1543 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
1544 | if (error != 0) { | |
1545 | (void) printf("ERROR %u while trying to open " | |
1546 | "subobj id %llu\n", | |
1547 | error, (u_longlong_t)subobj); | |
1548 | continue; | |
1549 | } | |
252e1a54 | 1550 | dump_full_bpobj(&subbpo, "subobj", indent + 1); |
07434858 | 1551 | bpobj_close(&subbpo); |
d1fada1e | 1552 | } |
34dc7c2f | 1553 | } else { |
d1fada1e MA |
1554 | (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", |
1555 | indent * 8, name, | |
1556 | (u_longlong_t)bpo->bpo_object, | |
1557 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1558 | bytes); | |
34dc7c2f BB |
1559 | } |
1560 | ||
428870ff | 1561 | if (dump_opt['d'] < 5) |
34dc7c2f | 1562 | return; |
34dc7c2f | 1563 | |
34dc7c2f | 1564 | |
d1fada1e MA |
1565 | if (indent == 0) { |
1566 | (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); | |
1567 | (void) printf("\n"); | |
1568 | } | |
428870ff | 1569 | } |
34dc7c2f | 1570 | |
428870ff BB |
1571 | static void |
1572 | dump_deadlist(dsl_deadlist_t *dl) | |
1573 | { | |
1574 | dsl_deadlist_entry_t *dle; | |
d1fada1e | 1575 | uint64_t unused; |
428870ff BB |
1576 | char bytes[32]; |
1577 | char comp[32]; | |
1578 | char uncomp[32]; | |
1579 | ||
1580 | if (dump_opt['d'] < 3) | |
1581 | return; | |
34dc7c2f | 1582 | |
acf58e70 | 1583 | if (dl->dl_oldfmt) { |
252e1a54 | 1584 | dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); |
acf58e70 MA |
1585 | return; |
1586 | } | |
1587 | ||
428870ff BB |
1588 | zdb_nicenum(dl->dl_phys->dl_used, bytes); |
1589 | zdb_nicenum(dl->dl_phys->dl_comp, comp); | |
1590 | zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp); | |
1591 | (void) printf("\n Deadlist: %s (%s/%s comp)\n", | |
1592 | bytes, comp, uncomp); | |
1593 | ||
1594 | if (dump_opt['d'] < 4) | |
1595 | return; | |
1596 | ||
1597 | (void) printf("\n"); | |
1598 | ||
d1fada1e MA |
1599 | /* force the tree to be loaded */ |
1600 | dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); | |
1601 | ||
428870ff BB |
1602 | for (dle = avl_first(&dl->dl_tree); dle; |
1603 | dle = AVL_NEXT(&dl->dl_tree, dle)) { | |
d1fada1e MA |
1604 | if (dump_opt['d'] >= 5) { |
1605 | char buf[128]; | |
d1d7e268 MK |
1606 | (void) snprintf(buf, sizeof (buf), |
1607 | "mintxg %llu -> obj %llu", | |
d1fada1e MA |
1608 | (longlong_t)dle->dle_mintxg, |
1609 | (longlong_t)dle->dle_bpobj.bpo_object); | |
428870ff | 1610 | |
252e1a54 | 1611 | dump_full_bpobj(&dle->dle_bpobj, buf, 0); |
d1fada1e MA |
1612 | } else { |
1613 | (void) printf("mintxg %llu -> obj %llu\n", | |
1614 | (longlong_t)dle->dle_mintxg, | |
1615 | (longlong_t)dle->dle_bpobj.bpo_object); | |
1616 | ||
1617 | } | |
428870ff | 1618 | } |
34dc7c2f BB |
1619 | } |
1620 | ||
1621 | static avl_tree_t idx_tree; | |
1622 | static avl_tree_t domain_tree; | |
1623 | static boolean_t fuid_table_loaded; | |
a44e7faa BB |
1624 | static objset_t *sa_os = NULL; |
1625 | static sa_attr_type_t *sa_attr_table = NULL; | |
1626 | ||
1627 | static int | |
1628 | open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) | |
1629 | { | |
1630 | int err; | |
1631 | uint64_t sa_attrs = 0; | |
1632 | uint64_t version = 0; | |
1633 | ||
1634 | VERIFY3P(sa_os, ==, NULL); | |
b5256303 | 1635 | err = dmu_objset_own(path, type, B_TRUE, B_FALSE, tag, osp); |
a44e7faa BB |
1636 | if (err != 0) { |
1637 | (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, | |
1638 | strerror(err)); | |
1639 | return (err); | |
1640 | } | |
1641 | ||
b5256303 | 1642 | if (dmu_objset_type(*osp) == DMU_OST_ZFS && !(*osp)->os_encrypted) { |
a44e7faa BB |
1643 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, |
1644 | 8, 1, &version); | |
1645 | if (version >= ZPL_VERSION_SA) { | |
1646 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, | |
1647 | 8, 1, &sa_attrs); | |
1648 | } | |
1649 | err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, | |
1650 | &sa_attr_table); | |
1651 | if (err != 0) { | |
1652 | (void) fprintf(stderr, "sa_setup failed: %s\n", | |
1653 | strerror(err)); | |
b5256303 | 1654 | dmu_objset_disown(*osp, B_FALSE, tag); |
a44e7faa BB |
1655 | *osp = NULL; |
1656 | } | |
1657 | } | |
1658 | sa_os = *osp; | |
1659 | ||
1660 | return (0); | |
1661 | } | |
1662 | ||
1663 | static void | |
1664 | close_objset(objset_t *os, void *tag) | |
1665 | { | |
1666 | VERIFY3P(os, ==, sa_os); | |
1667 | if (os->os_sa != NULL) | |
1668 | sa_tear_down(os); | |
b5256303 | 1669 | dmu_objset_disown(os, B_FALSE, tag); |
a44e7faa BB |
1670 | sa_attr_table = NULL; |
1671 | sa_os = NULL; | |
1672 | } | |
34dc7c2f BB |
1673 | |
1674 | static void | |
0bc8fd78 | 1675 | fuid_table_destroy(void) |
34dc7c2f BB |
1676 | { |
1677 | if (fuid_table_loaded) { | |
1678 | zfs_fuid_table_destroy(&idx_tree, &domain_tree); | |
1679 | fuid_table_loaded = B_FALSE; | |
1680 | } | |
1681 | } | |
1682 | ||
1683 | /* | |
1684 | * print uid or gid information. | |
1685 | * For normal POSIX id just the id is printed in decimal format. | |
1686 | * For CIFS files with FUID the fuid is printed in hex followed by | |
d1fada1e | 1687 | * the domain-rid string. |
34dc7c2f BB |
1688 | */ |
1689 | static void | |
1690 | print_idstr(uint64_t id, const char *id_type) | |
1691 | { | |
1692 | if (FUID_INDEX(id)) { | |
1693 | char *domain; | |
1694 | ||
1695 | domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); | |
1696 | (void) printf("\t%s %llx [%s-%d]\n", id_type, | |
1697 | (u_longlong_t)id, domain, (int)FUID_RID(id)); | |
1698 | } else { | |
1699 | (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); | |
1700 | } | |
1701 | ||
1702 | } | |
1703 | ||
1704 | static void | |
428870ff | 1705 | dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) |
34dc7c2f BB |
1706 | { |
1707 | uint32_t uid_idx, gid_idx; | |
1708 | ||
428870ff BB |
1709 | uid_idx = FUID_INDEX(uid); |
1710 | gid_idx = FUID_INDEX(gid); | |
34dc7c2f BB |
1711 | |
1712 | /* Load domain table, if not already loaded */ | |
1713 | if (!fuid_table_loaded && (uid_idx || gid_idx)) { | |
1714 | uint64_t fuid_obj; | |
1715 | ||
1716 | /* first find the fuid object. It lives in the master node */ | |
1717 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, | |
1718 | 8, 1, &fuid_obj) == 0); | |
9babb374 | 1719 | zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); |
34dc7c2f BB |
1720 | (void) zfs_fuid_table_load(os, fuid_obj, |
1721 | &idx_tree, &domain_tree); | |
1722 | fuid_table_loaded = B_TRUE; | |
1723 | } | |
1724 | ||
428870ff BB |
1725 | print_idstr(uid, "uid"); |
1726 | print_idstr(gid, "gid"); | |
34dc7c2f BB |
1727 | } |
1728 | ||
50210587 TC |
1729 | static void |
1730 | dump_znode_sa_xattr(sa_handle_t *hdl) | |
1731 | { | |
1732 | nvlist_t *sa_xattr; | |
1733 | nvpair_t *elem = NULL; | |
1734 | int sa_xattr_size = 0; | |
1735 | int sa_xattr_entries = 0; | |
1736 | int error; | |
1737 | char *sa_xattr_packed; | |
1738 | ||
1739 | error = sa_size(hdl, sa_attr_table[ZPL_DXATTR], &sa_xattr_size); | |
1740 | if (error || sa_xattr_size == 0) | |
1741 | return; | |
1742 | ||
1743 | sa_xattr_packed = malloc(sa_xattr_size); | |
1744 | if (sa_xattr_packed == NULL) | |
1745 | return; | |
1746 | ||
1747 | error = sa_lookup(hdl, sa_attr_table[ZPL_DXATTR], | |
1748 | sa_xattr_packed, sa_xattr_size); | |
1749 | if (error) { | |
1750 | free(sa_xattr_packed); | |
1751 | return; | |
1752 | } | |
1753 | ||
1754 | error = nvlist_unpack(sa_xattr_packed, sa_xattr_size, &sa_xattr, 0); | |
1755 | if (error) { | |
1756 | free(sa_xattr_packed); | |
1757 | return; | |
1758 | } | |
1759 | ||
1760 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) | |
1761 | sa_xattr_entries++; | |
1762 | ||
1763 | (void) printf("\tSA xattrs: %d bytes, %d entries\n\n", | |
1764 | sa_xattr_size, sa_xattr_entries); | |
1765 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) { | |
1766 | uchar_t *value; | |
1767 | uint_t cnt, idx; | |
1768 | ||
1769 | (void) printf("\t\t%s = ", nvpair_name(elem)); | |
1770 | nvpair_value_byte_array(elem, &value, &cnt); | |
d1d7e268 | 1771 | for (idx = 0; idx < cnt; ++idx) { |
50210587 TC |
1772 | if (isprint(value[idx])) |
1773 | (void) putchar(value[idx]); | |
1774 | else | |
1775 | (void) printf("\\%3.3o", value[idx]); | |
1776 | } | |
1777 | (void) putchar('\n'); | |
1778 | } | |
1779 | ||
1780 | nvlist_free(sa_xattr); | |
1781 | free(sa_xattr_packed); | |
1782 | } | |
1783 | ||
34dc7c2f BB |
1784 | /*ARGSUSED*/ |
1785 | static void | |
1786 | dump_znode(objset_t *os, uint64_t object, void *data, size_t size) | |
1787 | { | |
34dc7c2f | 1788 | char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ |
428870ff BB |
1789 | sa_handle_t *hdl; |
1790 | uint64_t xattr, rdev, gen; | |
1791 | uint64_t uid, gid, mode, fsize, parent, links; | |
1792 | uint64_t pflags; | |
1793 | uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; | |
1794 | time_t z_crtime, z_atime, z_mtime, z_ctime; | |
1795 | sa_bulk_attr_t bulk[12]; | |
1796 | int idx = 0; | |
34dc7c2f BB |
1797 | int error; |
1798 | ||
a44e7faa | 1799 | VERIFY3P(os, ==, sa_os); |
428870ff BB |
1800 | if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { |
1801 | (void) printf("Failed to get handle for SA znode\n"); | |
1802 | return; | |
1803 | } | |
1804 | ||
1805 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); | |
1806 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); | |
1807 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, | |
1808 | &links, 8); | |
1809 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); | |
1810 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, | |
1811 | &mode, 8); | |
1812 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], | |
1813 | NULL, &parent, 8); | |
1814 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, | |
1815 | &fsize, 8); | |
1816 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, | |
1817 | acctm, 16); | |
1818 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, | |
1819 | modtm, 16); | |
1820 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, | |
1821 | crtm, 16); | |
1822 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, | |
1823 | chgtm, 16); | |
1824 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, | |
1825 | &pflags, 8); | |
1826 | ||
1827 | if (sa_bulk_lookup(hdl, bulk, idx)) { | |
1828 | (void) sa_handle_destroy(hdl); | |
1829 | return; | |
1830 | } | |
34dc7c2f | 1831 | |
428870ff BB |
1832 | z_crtime = (time_t)crtm[0]; |
1833 | z_atime = (time_t)acctm[0]; | |
1834 | z_mtime = (time_t)modtm[0]; | |
1835 | z_ctime = (time_t)chgtm[0]; | |
34dc7c2f | 1836 | |
a5c3a1ef AS |
1837 | if (dump_opt['d'] > 4) { |
1838 | error = zfs_obj_to_path(os, object, path, sizeof (path)); | |
1839 | if (error != 0) { | |
1840 | (void) snprintf(path, sizeof (path), | |
1841 | "\?\?\?<object#%llu>", (u_longlong_t)object); | |
1842 | } | |
1843 | (void) printf("\tpath %s\n", path); | |
1844 | } | |
428870ff | 1845 | dump_uidgid(os, uid, gid); |
34dc7c2f BB |
1846 | (void) printf("\tatime %s", ctime(&z_atime)); |
1847 | (void) printf("\tmtime %s", ctime(&z_mtime)); | |
1848 | (void) printf("\tctime %s", ctime(&z_ctime)); | |
1849 | (void) printf("\tcrtime %s", ctime(&z_crtime)); | |
428870ff BB |
1850 | (void) printf("\tgen %llu\n", (u_longlong_t)gen); |
1851 | (void) printf("\tmode %llo\n", (u_longlong_t)mode); | |
1852 | (void) printf("\tsize %llu\n", (u_longlong_t)fsize); | |
1853 | (void) printf("\tparent %llu\n", (u_longlong_t)parent); | |
1854 | (void) printf("\tlinks %llu\n", (u_longlong_t)links); | |
1855 | (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); | |
1856 | if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, | |
1857 | sizeof (uint64_t)) == 0) | |
1858 | (void) printf("\txattr %llu\n", (u_longlong_t)xattr); | |
1859 | if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, | |
1860 | sizeof (uint64_t)) == 0) | |
1861 | (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); | |
50210587 | 1862 | dump_znode_sa_xattr(hdl); |
428870ff | 1863 | sa_handle_destroy(hdl); |
34dc7c2f BB |
1864 | } |
1865 | ||
1866 | /*ARGSUSED*/ | |
1867 | static void | |
1868 | dump_acl(objset_t *os, uint64_t object, void *data, size_t size) | |
1869 | { | |
1870 | } | |
1871 | ||
1872 | /*ARGSUSED*/ | |
1873 | static void | |
1874 | dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) | |
1875 | { | |
1876 | } | |
1877 | ||
428870ff | 1878 | static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { |
34dc7c2f BB |
1879 | dump_none, /* unallocated */ |
1880 | dump_zap, /* object directory */ | |
1881 | dump_uint64, /* object array */ | |
1882 | dump_none, /* packed nvlist */ | |
1883 | dump_packed_nvlist, /* packed nvlist size */ | |
252e1a54 MA |
1884 | dump_none, /* bpobj */ |
1885 | dump_bpobj, /* bpobj header */ | |
34dc7c2f BB |
1886 | dump_none, /* SPA space map header */ |
1887 | dump_none, /* SPA space map */ | |
1888 | dump_none, /* ZIL intent log */ | |
1889 | dump_dnode, /* DMU dnode */ | |
1890 | dump_dmu_objset, /* DMU objset */ | |
1891 | dump_dsl_dir, /* DSL directory */ | |
1892 | dump_zap, /* DSL directory child map */ | |
1893 | dump_zap, /* DSL dataset snap map */ | |
1894 | dump_zap, /* DSL props */ | |
1895 | dump_dsl_dataset, /* DSL dataset */ | |
1896 | dump_znode, /* ZFS znode */ | |
1897 | dump_acl, /* ZFS V0 ACL */ | |
1898 | dump_uint8, /* ZFS plain file */ | |
1899 | dump_zpldir, /* ZFS directory */ | |
1900 | dump_zap, /* ZFS master node */ | |
1901 | dump_zap, /* ZFS delete queue */ | |
1902 | dump_uint8, /* zvol object */ | |
1903 | dump_zap, /* zvol prop */ | |
1904 | dump_uint8, /* other uint8[] */ | |
1905 | dump_uint64, /* other uint64[] */ | |
1906 | dump_zap, /* other ZAP */ | |
1907 | dump_zap, /* persistent error log */ | |
1908 | dump_uint8, /* SPA history */ | |
6f1ffb06 | 1909 | dump_history_offsets, /* SPA history offsets */ |
34dc7c2f BB |
1910 | dump_zap, /* Pool properties */ |
1911 | dump_zap, /* DSL permissions */ | |
1912 | dump_acl, /* ZFS ACL */ | |
1913 | dump_uint8, /* ZFS SYSACL */ | |
1914 | dump_none, /* FUID nvlist */ | |
1915 | dump_packed_nvlist, /* FUID nvlist size */ | |
b128c09f BB |
1916 | dump_zap, /* DSL dataset next clones */ |
1917 | dump_zap, /* DSL scrub queue */ | |
9babb374 BB |
1918 | dump_zap, /* ZFS user/group used */ |
1919 | dump_zap, /* ZFS user/group quota */ | |
45d1cae3 | 1920 | dump_zap, /* snapshot refcount tags */ |
428870ff BB |
1921 | dump_ddt_zap, /* DDT ZAP object */ |
1922 | dump_zap, /* DDT statistics */ | |
1923 | dump_znode, /* SA object */ | |
1924 | dump_zap, /* SA Master Node */ | |
1925 | dump_sa_attrs, /* SA attribute registration */ | |
1926 | dump_sa_layouts, /* SA attribute layouts */ | |
1927 | dump_zap, /* DSL scrub translations */ | |
1928 | dump_none, /* fake dedup BP */ | |
1929 | dump_zap, /* deadlist */ | |
1930 | dump_none, /* deadlist hdr */ | |
1931 | dump_zap, /* dsl clones */ | |
252e1a54 | 1932 | dump_bpobj_subobjs, /* bpobj subobjs */ |
428870ff | 1933 | dump_unknown, /* Unknown type, must be last */ |
34dc7c2f BB |
1934 | }; |
1935 | ||
1936 | static void | |
4c5b89f5 OF |
1937 | dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header, |
1938 | uint64_t *dnode_slots_used) | |
34dc7c2f BB |
1939 | { |
1940 | dmu_buf_t *db = NULL; | |
1941 | dmu_object_info_t doi; | |
1942 | dnode_t *dn; | |
b5256303 | 1943 | boolean_t dnode_held = B_FALSE; |
34dc7c2f BB |
1944 | void *bonus = NULL; |
1945 | size_t bsize = 0; | |
50c957f7 | 1946 | char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; |
428870ff | 1947 | char bonus_size[32]; |
34dc7c2f BB |
1948 | char aux[50]; |
1949 | int error; | |
1950 | ||
1951 | if (*print_header) { | |
50c957f7 NB |
1952 | (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", |
1953 | "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", | |
1954 | "lsize", "%full", "type"); | |
34dc7c2f BB |
1955 | *print_header = 0; |
1956 | } | |
1957 | ||
1958 | if (object == 0) { | |
572e2857 | 1959 | dn = DMU_META_DNODE(os); |
b5256303 | 1960 | dmu_object_info_from_dnode(dn, &doi); |
34dc7c2f | 1961 | } else { |
b5256303 TC |
1962 | /* |
1963 | * Encrypted datasets will have sensitive bonus buffers | |
1964 | * encrypted. Therefore we cannot hold the bonus buffer and | |
1965 | * must hold the dnode itself instead. | |
1966 | */ | |
1967 | error = dmu_object_info(os, object, &doi); | |
34dc7c2f | 1968 | if (error) |
b5256303 TC |
1969 | fatal("dmu_object_info() failed, errno %u", error); |
1970 | ||
1971 | if (os->os_encrypted && | |
1972 | DMU_OT_IS_ENCRYPTED(doi.doi_bonus_type)) { | |
1973 | error = dnode_hold(os, object, FTAG, &dn); | |
1974 | if (error) | |
1975 | fatal("dnode_hold() failed, errno %u", error); | |
1976 | dnode_held = B_TRUE; | |
1977 | } else { | |
1978 | error = dmu_bonus_hold(os, object, FTAG, &db); | |
1979 | if (error) | |
1980 | fatal("dmu_bonus_hold(%llu) failed, errno %u", | |
1981 | object, error); | |
1982 | bonus = db->db_data; | |
1983 | bsize = db->db_size; | |
1984 | dn = DB_DNODE((dmu_buf_impl_t *)db); | |
1985 | } | |
34dc7c2f | 1986 | } |
34dc7c2f | 1987 | |
4c5b89f5 OF |
1988 | if (dnode_slots_used) |
1989 | *dnode_slots_used = doi.doi_dnodesize / DNODE_MIN_SIZE; | |
1990 | ||
428870ff BB |
1991 | zdb_nicenum(doi.doi_metadata_block_size, iblk); |
1992 | zdb_nicenum(doi.doi_data_block_size, dblk); | |
1993 | zdb_nicenum(doi.doi_max_offset, lsize); | |
1994 | zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize); | |
1995 | zdb_nicenum(doi.doi_bonus_size, bonus_size); | |
50c957f7 | 1996 | zdb_nicenum(doi.doi_dnodesize, dnsize); |
428870ff BB |
1997 | (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * |
1998 | doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / | |
1999 | doi.doi_max_offset); | |
34dc7c2f BB |
2000 | |
2001 | aux[0] = '\0'; | |
2002 | ||
2003 | if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { | |
2004 | (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", | |
428870ff | 2005 | ZDB_CHECKSUM_NAME(doi.doi_checksum)); |
34dc7c2f BB |
2006 | } |
2007 | ||
2008 | if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { | |
2009 | (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", | |
428870ff | 2010 | ZDB_COMPRESS_NAME(doi.doi_compress)); |
34dc7c2f BB |
2011 | } |
2012 | ||
50c957f7 | 2013 | (void) printf("%10lld %3u %5s %5s %5s %6s %5s %6s %s%s\n", |
428870ff | 2014 | (u_longlong_t)object, doi.doi_indirection, iblk, dblk, |
f3c9cac1 | 2015 | asize, dnsize, lsize, fill, zdb_ot_name(doi.doi_type), aux); |
34dc7c2f BB |
2016 | |
2017 | if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { | |
50c957f7 NB |
2018 | (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", |
2019 | "", "", "", "", "", "", bonus_size, "bonus", | |
f3c9cac1 | 2020 | zdb_ot_name(doi.doi_bonus_type)); |
34dc7c2f BB |
2021 | } |
2022 | ||
2023 | if (verbosity >= 4) { | |
1de321e6 | 2024 | (void) printf("\tdnode flags: %s%s%s%s\n", |
9babb374 BB |
2025 | (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? |
2026 | "USED_BYTES " : "", | |
2027 | (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? | |
428870ff | 2028 | "USERUSED_ACCOUNTED " : "", |
1de321e6 JX |
2029 | (dn->dn_phys->dn_flags & DNODE_FLAG_USEROBJUSED_ACCOUNTED) ? |
2030 | "USEROBJUSED_ACCOUNTED " : "", | |
428870ff BB |
2031 | (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? |
2032 | "SPILL_BLKPTR" : ""); | |
9babb374 BB |
2033 | (void) printf("\tdnode maxblkid: %llu\n", |
2034 | (longlong_t)dn->dn_phys->dn_maxblkid); | |
2035 | ||
b5256303 TC |
2036 | if (!dnode_held) { |
2037 | object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, | |
2038 | object, bonus, bsize); | |
2039 | } else { | |
2040 | (void) printf("\t\t(bonus encrypted)\n"); | |
2041 | } | |
2042 | ||
2043 | if (!os->os_encrypted || !DMU_OT_IS_ENCRYPTED(doi.doi_type)) { | |
2044 | object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, | |
2045 | NULL, 0); | |
2046 | } else { | |
2047 | (void) printf("\t\t(object encrypted)\n"); | |
2048 | } | |
2049 | ||
34dc7c2f BB |
2050 | *print_header = 1; |
2051 | } | |
2052 | ||
2053 | if (verbosity >= 5) | |
b128c09f | 2054 | dump_indirect(dn); |
34dc7c2f BB |
2055 | |
2056 | if (verbosity >= 5) { | |
2057 | /* | |
2058 | * Report the list of segments that comprise the object. | |
2059 | */ | |
2060 | uint64_t start = 0; | |
2061 | uint64_t end; | |
2062 | uint64_t blkfill = 1; | |
2063 | int minlvl = 1; | |
2064 | ||
2065 | if (dn->dn_type == DMU_OT_DNODE) { | |
2066 | minlvl = 0; | |
2067 | blkfill = DNODES_PER_BLOCK; | |
2068 | } | |
2069 | ||
2070 | for (;;) { | |
428870ff | 2071 | char segsize[32]; |
b128c09f BB |
2072 | error = dnode_next_offset(dn, |
2073 | 0, &start, minlvl, blkfill, 0); | |
34dc7c2f BB |
2074 | if (error) |
2075 | break; | |
2076 | end = start; | |
b128c09f BB |
2077 | error = dnode_next_offset(dn, |
2078 | DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); | |
428870ff | 2079 | zdb_nicenum(end - start, segsize); |
34dc7c2f BB |
2080 | (void) printf("\t\tsegment [%016llx, %016llx)" |
2081 | " size %5s\n", (u_longlong_t)start, | |
2082 | (u_longlong_t)end, segsize); | |
2083 | if (error) | |
2084 | break; | |
2085 | start = end; | |
2086 | } | |
2087 | } | |
2088 | ||
2089 | if (db != NULL) | |
2090 | dmu_buf_rele(db, FTAG); | |
b5256303 TC |
2091 | if (dnode_held) |
2092 | dnode_rele(dn, FTAG); | |
34dc7c2f BB |
2093 | } |
2094 | ||
2095 | static char *objset_types[DMU_OST_NUMTYPES] = { | |
2096 | "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; | |
2097 | ||
2098 | static void | |
2099 | dump_dir(objset_t *os) | |
2100 | { | |
2101 | dmu_objset_stats_t dds; | |
2102 | uint64_t object, object_count; | |
2103 | uint64_t refdbytes, usedobjs, scratch; | |
428870ff | 2104 | char numbuf[32]; |
9babb374 | 2105 | char blkbuf[BP_SPRINTF_LEN + 20]; |
eca7b760 | 2106 | char osname[ZFS_MAX_DATASET_NAME_LEN]; |
34dc7c2f BB |
2107 | char *type = "UNKNOWN"; |
2108 | int verbosity = dump_opt['d']; | |
2109 | int print_header = 1; | |
2110 | int i, error; | |
4c5b89f5 OF |
2111 | uint64_t total_slots_used = 0; |
2112 | uint64_t max_slot_used = 0; | |
2113 | uint64_t dnode_slots; | |
34dc7c2f | 2114 | |
13fe0198 | 2115 | dsl_pool_config_enter(dmu_objset_pool(os), FTAG); |
34dc7c2f | 2116 | dmu_objset_fast_stat(os, &dds); |
13fe0198 | 2117 | dsl_pool_config_exit(dmu_objset_pool(os), FTAG); |
34dc7c2f BB |
2118 | |
2119 | if (dds.dds_type < DMU_OST_NUMTYPES) | |
2120 | type = objset_types[dds.dds_type]; | |
2121 | ||
2122 | if (dds.dds_type == DMU_OST_META) { | |
2123 | dds.dds_creation_txg = TXG_INITIAL; | |
9b67f605 | 2124 | usedobjs = BP_GET_FILL(os->os_rootbp); |
d683ddbb JG |
2125 | refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> |
2126 | dd_used_bytes; | |
34dc7c2f BB |
2127 | } else { |
2128 | dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); | |
2129 | } | |
2130 | ||
9b67f605 | 2131 | ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); |
34dc7c2f | 2132 | |
428870ff | 2133 | zdb_nicenum(refdbytes, numbuf); |
34dc7c2f BB |
2134 | |
2135 | if (verbosity >= 4) { | |
b0bc7a84 MG |
2136 | (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); |
2137 | (void) snprintf_blkptr(blkbuf + strlen(blkbuf), | |
2138 | sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); | |
34dc7c2f BB |
2139 | } else { |
2140 | blkbuf[0] = '\0'; | |
2141 | } | |
2142 | ||
2143 | dmu_objset_name(os, osname); | |
2144 | ||
2145 | (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " | |
2146 | "%s, %llu objects%s\n", | |
2147 | osname, type, (u_longlong_t)dmu_objset_id(os), | |
2148 | (u_longlong_t)dds.dds_creation_txg, | |
2149 | numbuf, (u_longlong_t)usedobjs, blkbuf); | |
2150 | ||
34dc7c2f BB |
2151 | if (zopt_objects != 0) { |
2152 | for (i = 0; i < zopt_objects; i++) | |
2153 | dump_object(os, zopt_object[i], verbosity, | |
4c5b89f5 | 2154 | &print_header, NULL); |
34dc7c2f BB |
2155 | (void) printf("\n"); |
2156 | return; | |
2157 | } | |
2158 | ||
428870ff BB |
2159 | if (dump_opt['i'] != 0 || verbosity >= 2) |
2160 | dump_intent_log(dmu_objset_zil(os)); | |
2161 | ||
2162 | if (dmu_objset_ds(os) != NULL) | |
2163 | dump_deadlist(&dmu_objset_ds(os)->ds_deadlist); | |
2164 | ||
2165 | if (verbosity < 2) | |
2166 | return; | |
2167 | ||
b0bc7a84 | 2168 | if (BP_IS_HOLE(os->os_rootbp)) |
428870ff BB |
2169 | return; |
2170 | ||
4c5b89f5 | 2171 | dump_object(os, 0, verbosity, &print_header, NULL); |
9babb374 | 2172 | object_count = 0; |
572e2857 BB |
2173 | if (DMU_USERUSED_DNODE(os) != NULL && |
2174 | DMU_USERUSED_DNODE(os)->dn_type != 0) { | |
4c5b89f5 OF |
2175 | dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header, |
2176 | NULL); | |
2177 | dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header, | |
2178 | NULL); | |
9babb374 | 2179 | } |
34dc7c2f BB |
2180 | |
2181 | object = 0; | |
2182 | while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { | |
4c5b89f5 | 2183 | dump_object(os, object, verbosity, &print_header, &dnode_slots); |
34dc7c2f | 2184 | object_count++; |
4c5b89f5 OF |
2185 | total_slots_used += dnode_slots; |
2186 | max_slot_used = object + dnode_slots - 1; | |
34dc7c2f BB |
2187 | } |
2188 | ||
2189 | ASSERT3U(object_count, ==, usedobjs); | |
2190 | ||
2191 | (void) printf("\n"); | |
2192 | ||
4c5b89f5 OF |
2193 | (void) printf(" Dnode slots:\n"); |
2194 | (void) printf("\tTotal used: %10llu\n", | |
2195 | (u_longlong_t)total_slots_used); | |
2196 | (void) printf("\tMax used: %10llu\n", | |
2197 | (u_longlong_t)max_slot_used); | |
2198 | (void) printf("\tPercent empty: %10lf\n", | |
2199 | (double)(max_slot_used - total_slots_used)*100 / | |
2200 | (double)max_slot_used); | |
2201 | ||
2202 | (void) printf("\n"); | |
2203 | ||
9babb374 BB |
2204 | if (error != ESRCH) { |
2205 | (void) fprintf(stderr, "dmu_object_next() = %d\n", error); | |
2206 | abort(); | |
2207 | } | |
34dc7c2f BB |
2208 | } |
2209 | ||
2210 | static void | |
428870ff | 2211 | dump_uberblock(uberblock_t *ub, const char *header, const char *footer) |
34dc7c2f BB |
2212 | { |
2213 | time_t timestamp = ub->ub_timestamp; | |
2214 | ||
0e5b68e0 | 2215 | (void) printf("%s", header ? header : ""); |
34dc7c2f BB |
2216 | (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); |
2217 | (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); | |
2218 | (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); | |
2219 | (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); | |
2220 | (void) printf("\ttimestamp = %llu UTC = %s", | |
2221 | (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); | |
379ca9cf OF |
2222 | |
2223 | (void) printf("\tmmp_magic = %016llx\n", | |
2224 | (u_longlong_t)ub->ub_mmp_magic); | |
2225 | if (ub->ub_mmp_magic == MMP_MAGIC) | |
2226 | (void) printf("\tmmp_delay = %0llu\n", | |
2227 | (u_longlong_t)ub->ub_mmp_delay); | |
2228 | ||
3c9e0d67 | 2229 | if (dump_opt['u'] >= 4) { |
34dc7c2f | 2230 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 2231 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); |
34dc7c2f BB |
2232 | (void) printf("\trootbp = %s\n", blkbuf); |
2233 | } | |
0e5b68e0 | 2234 | (void) printf("%s", footer ? footer : ""); |
34dc7c2f BB |
2235 | } |
2236 | ||
2237 | static void | |
428870ff | 2238 | dump_config(spa_t *spa) |
34dc7c2f | 2239 | { |
428870ff BB |
2240 | dmu_buf_t *db; |
2241 | size_t nvsize = 0; | |
2242 | int error = 0; | |
34dc7c2f | 2243 | |
34dc7c2f | 2244 | |
428870ff BB |
2245 | error = dmu_bonus_hold(spa->spa_meta_objset, |
2246 | spa->spa_config_object, FTAG, &db); | |
2247 | ||
2248 | if (error == 0) { | |
2249 | nvsize = *(uint64_t *)db->db_data; | |
2250 | dmu_buf_rele(db, FTAG); | |
2251 | ||
2252 | (void) printf("\nMOS Configuration:\n"); | |
2253 | dump_packed_nvlist(spa->spa_meta_objset, | |
2254 | spa->spa_config_object, (void *)&nvsize, 1); | |
2255 | } else { | |
2256 | (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", | |
2257 | (u_longlong_t)spa->spa_config_object, error); | |
2258 | } | |
2259 | } | |
2260 | ||
2261 | static void | |
b128c09f BB |
2262 | dump_cachefile(const char *cachefile) |
2263 | { | |
2264 | int fd; | |
2265 | struct stat64 statbuf; | |
2266 | char *buf; | |
2267 | nvlist_t *config; | |
2268 | ||
2269 | if ((fd = open64(cachefile, O_RDONLY)) < 0) { | |
2270 | (void) printf("cannot open '%s': %s\n", cachefile, | |
2271 | strerror(errno)); | |
2272 | exit(1); | |
2273 | } | |
2274 | ||
2275 | if (fstat64(fd, &statbuf) != 0) { | |
2276 | (void) printf("failed to stat '%s': %s\n", cachefile, | |
2277 | strerror(errno)); | |
2278 | exit(1); | |
2279 | } | |
2280 | ||
2281 | if ((buf = malloc(statbuf.st_size)) == NULL) { | |
2282 | (void) fprintf(stderr, "failed to allocate %llu bytes\n", | |
2283 | (u_longlong_t)statbuf.st_size); | |
2284 | exit(1); | |
2285 | } | |
2286 | ||
2287 | if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { | |
2288 | (void) fprintf(stderr, "failed to read %llu bytes\n", | |
2289 | (u_longlong_t)statbuf.st_size); | |
2290 | exit(1); | |
2291 | } | |
2292 | ||
2293 | (void) close(fd); | |
2294 | ||
2295 | if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { | |
2296 | (void) fprintf(stderr, "failed to unpack nvlist\n"); | |
2297 | exit(1); | |
2298 | } | |
2299 | ||
2300 | free(buf); | |
2301 | ||
2302 | dump_nvlist(config, 0); | |
2303 | ||
2304 | nvlist_free(config); | |
2305 | } | |
2306 | ||
96f1b347 DB |
2307 | /* |
2308 | * ZFS label nvlist stats | |
2309 | */ | |
2310 | typedef struct zdb_nvl_stats { | |
2311 | int zns_list_count; | |
2312 | int zns_leaf_count; | |
2313 | size_t zns_leaf_largest; | |
2314 | size_t zns_leaf_total; | |
2315 | nvlist_t *zns_string; | |
2316 | nvlist_t *zns_uint64; | |
2317 | nvlist_t *zns_boolean; | |
2318 | } zdb_nvl_stats_t; | |
2319 | ||
2320 | static void | |
2321 | collect_nvlist_stats(nvlist_t *nvl, zdb_nvl_stats_t *stats) | |
2322 | { | |
2323 | nvlist_t *list, **array; | |
2324 | nvpair_t *nvp = NULL; | |
2325 | char *name; | |
2326 | uint_t i, items; | |
2327 | ||
2328 | stats->zns_list_count++; | |
2329 | ||
2330 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
2331 | name = nvpair_name(nvp); | |
2332 | ||
2333 | switch (nvpair_type(nvp)) { | |
2334 | case DATA_TYPE_STRING: | |
2335 | fnvlist_add_string(stats->zns_string, name, | |
2336 | fnvpair_value_string(nvp)); | |
2337 | break; | |
2338 | case DATA_TYPE_UINT64: | |
2339 | fnvlist_add_uint64(stats->zns_uint64, name, | |
2340 | fnvpair_value_uint64(nvp)); | |
2341 | break; | |
2342 | case DATA_TYPE_BOOLEAN: | |
2343 | fnvlist_add_boolean(stats->zns_boolean, name); | |
2344 | break; | |
2345 | case DATA_TYPE_NVLIST: | |
2346 | if (nvpair_value_nvlist(nvp, &list) == 0) | |
2347 | collect_nvlist_stats(list, stats); | |
2348 | break; | |
2349 | case DATA_TYPE_NVLIST_ARRAY: | |
2350 | if (nvpair_value_nvlist_array(nvp, &array, &items) != 0) | |
2351 | break; | |
2352 | ||
2353 | for (i = 0; i < items; i++) { | |
2354 | collect_nvlist_stats(array[i], stats); | |
2355 | ||
2356 | /* collect stats on leaf vdev */ | |
2357 | if (strcmp(name, "children") == 0) { | |
2358 | size_t size; | |
2359 | ||
2360 | (void) nvlist_size(array[i], &size, | |
2361 | NV_ENCODE_XDR); | |
2362 | stats->zns_leaf_total += size; | |
2363 | if (size > stats->zns_leaf_largest) | |
2364 | stats->zns_leaf_largest = size; | |
2365 | stats->zns_leaf_count++; | |
2366 | } | |
2367 | } | |
2368 | break; | |
2369 | default: | |
2370 | (void) printf("skip type %d!\n", (int)nvpair_type(nvp)); | |
2371 | } | |
2372 | } | |
2373 | } | |
2374 | ||
2375 | static void | |
2376 | dump_nvlist_stats(nvlist_t *nvl, size_t cap) | |
2377 | { | |
2378 | zdb_nvl_stats_t stats = { 0 }; | |
2379 | size_t size, sum = 0, total; | |
cd5083c0 | 2380 | size_t noise; |
96f1b347 DB |
2381 | |
2382 | /* requires nvlist with non-unique names for stat collection */ | |
2383 | VERIFY0(nvlist_alloc(&stats.zns_string, 0, 0)); | |
2384 | VERIFY0(nvlist_alloc(&stats.zns_uint64, 0, 0)); | |
2385 | VERIFY0(nvlist_alloc(&stats.zns_boolean, 0, 0)); | |
2386 | VERIFY0(nvlist_size(stats.zns_boolean, &noise, NV_ENCODE_XDR)); | |
2387 | ||
2388 | (void) printf("\n\nZFS Label NVList Config Stats:\n"); | |
2389 | ||
2390 | VERIFY0(nvlist_size(nvl, &total, NV_ENCODE_XDR)); | |
2391 | (void) printf(" %d bytes used, %d bytes free (using %4.1f%%)\n\n", | |
2392 | (int)total, (int)(cap - total), 100.0 * total / cap); | |
2393 | ||
2394 | collect_nvlist_stats(nvl, &stats); | |
2395 | ||
2396 | VERIFY0(nvlist_size(stats.zns_uint64, &size, NV_ENCODE_XDR)); | |
2397 | size -= noise; | |
2398 | sum += size; | |
2399 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "integers:", | |
2400 | (int)fnvlist_num_pairs(stats.zns_uint64), | |
2401 | (int)size, 100.0 * size / total); | |
2402 | ||
2403 | VERIFY0(nvlist_size(stats.zns_string, &size, NV_ENCODE_XDR)); | |
2404 | size -= noise; | |
2405 | sum += size; | |
2406 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "strings:", | |
2407 | (int)fnvlist_num_pairs(stats.zns_string), | |
2408 | (int)size, 100.0 * size / total); | |
2409 | ||
2410 | VERIFY0(nvlist_size(stats.zns_boolean, &size, NV_ENCODE_XDR)); | |
2411 | size -= noise; | |
2412 | sum += size; | |
2413 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "booleans:", | |
2414 | (int)fnvlist_num_pairs(stats.zns_boolean), | |
2415 | (int)size, 100.0 * size / total); | |
2416 | ||
2417 | size = total - sum; /* treat remainder as nvlist overhead */ | |
2418 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n\n", "nvlists:", | |
2419 | stats.zns_list_count, (int)size, 100.0 * size / total); | |
2420 | ||
cd5083c0 DB |
2421 | if (stats.zns_leaf_count > 0) { |
2422 | size_t average = stats.zns_leaf_total / stats.zns_leaf_count; | |
96f1b347 | 2423 | |
cd5083c0 DB |
2424 | (void) printf("%12s %4d %6d bytes average\n", "leaf vdevs:", |
2425 | stats.zns_leaf_count, (int)average); | |
2426 | (void) printf("%24d bytes largest\n", | |
2427 | (int)stats.zns_leaf_largest); | |
96f1b347 | 2428 | |
cd5083c0 DB |
2429 | if (dump_opt['l'] >= 3 && average > 0) |
2430 | (void) printf(" space for %d additional leaf vdevs\n", | |
2431 | (int)((cap - total) / average)); | |
2432 | } | |
96f1b347 DB |
2433 | (void) printf("\n"); |
2434 | ||
2435 | nvlist_free(stats.zns_string); | |
2436 | nvlist_free(stats.zns_uint64); | |
2437 | nvlist_free(stats.zns_boolean); | |
2438 | } | |
2439 | ||
3c9e0d67 OF |
2440 | typedef struct cksum_record { |
2441 | zio_cksum_t cksum; | |
2442 | boolean_t labels[VDEV_LABELS]; | |
2443 | avl_node_t link; | |
2444 | } cksum_record_t; | |
2445 | ||
35a357a9 | 2446 | static int |
3c9e0d67 | 2447 | cksum_record_compare(const void *x1, const void *x2) |
34dc7c2f | 2448 | { |
3c9e0d67 OF |
2449 | const cksum_record_t *l = (cksum_record_t *)x1; |
2450 | const cksum_record_t *r = (cksum_record_t *)x2; | |
2451 | int arraysize = ARRAY_SIZE(l->cksum.zc_word); | |
2452 | int difference; | |
2453 | ||
2454 | for (int i = 0; i < arraysize; i++) { | |
2455 | difference = AVL_CMP(l->cksum.zc_word[i], r->cksum.zc_word[i]); | |
2456 | if (difference) | |
2457 | break; | |
2458 | } | |
2459 | ||
2460 | return (difference); | |
2461 | } | |
2462 | ||
2463 | static cksum_record_t * | |
2464 | cksum_record_alloc(zio_cksum_t *cksum, int l) | |
2465 | { | |
2466 | cksum_record_t *rec; | |
2467 | ||
2468 | rec = umem_zalloc(sizeof (*rec), UMEM_NOFAIL); | |
2469 | rec->cksum = *cksum; | |
2470 | rec->labels[l] = B_TRUE; | |
2471 | ||
2472 | return (rec); | |
2473 | } | |
2474 | ||
2475 | static cksum_record_t * | |
2476 | cksum_record_lookup(avl_tree_t *tree, zio_cksum_t *cksum) | |
2477 | { | |
2478 | cksum_record_t lookup = { .cksum = *cksum }; | |
2479 | avl_index_t where; | |
2480 | ||
2481 | return (avl_find(tree, &lookup, &where)); | |
2482 | } | |
2483 | ||
2484 | static cksum_record_t * | |
2485 | cksum_record_insert(avl_tree_t *tree, zio_cksum_t *cksum, int l) | |
2486 | { | |
2487 | cksum_record_t *rec; | |
2488 | ||
2489 | rec = cksum_record_lookup(tree, cksum); | |
2490 | if (rec) { | |
2491 | rec->labels[l] = B_TRUE; | |
2492 | } else { | |
2493 | rec = cksum_record_alloc(cksum, l); | |
2494 | avl_add(tree, rec); | |
2495 | } | |
2496 | ||
2497 | return (rec); | |
2498 | } | |
2499 | ||
2500 | static int | |
2501 | first_label(cksum_record_t *rec) | |
2502 | { | |
2503 | for (int i = 0; i < VDEV_LABELS; i++) | |
2504 | if (rec->labels[i]) | |
2505 | return (i); | |
2506 | ||
2507 | return (-1); | |
2508 | } | |
2509 | ||
2510 | static void | |
2511 | print_label_numbers(char *prefix, cksum_record_t *rec) | |
2512 | { | |
2513 | printf("%s", prefix); | |
2514 | for (int i = 0; i < VDEV_LABELS; i++) | |
2515 | if (rec->labels[i] == B_TRUE) | |
2516 | printf("%d ", i); | |
2517 | printf("\n"); | |
2518 | } | |
2519 | ||
2520 | #define MAX_UBERBLOCK_COUNT (VDEV_UBERBLOCK_RING >> UBERBLOCK_SHIFT) | |
2521 | ||
2522 | typedef struct label { | |
34dc7c2f | 2523 | vdev_label_t label; |
3c9e0d67 OF |
2524 | nvlist_t *config_nv; |
2525 | cksum_record_t *config; | |
2526 | cksum_record_t *uberblocks[MAX_UBERBLOCK_COUNT]; | |
2527 | boolean_t header_printed; | |
2528 | boolean_t read_failed; | |
2529 | } label_t; | |
2530 | ||
2531 | static void | |
2532 | print_label_header(label_t *label, int l) | |
2533 | { | |
2534 | ||
2535 | if (dump_opt['q']) | |
2536 | return; | |
2537 | ||
2538 | if (label->header_printed == B_TRUE) | |
2539 | return; | |
2540 | ||
2541 | (void) printf("------------------------------------\n"); | |
2542 | (void) printf("LABEL %d\n", l); | |
2543 | (void) printf("------------------------------------\n"); | |
2544 | ||
2545 | label->header_printed = B_TRUE; | |
2546 | } | |
2547 | ||
2548 | static void | |
2549 | dump_config_from_label(label_t *label, size_t buflen, int l) | |
2550 | { | |
2551 | if (dump_opt['q']) | |
2552 | return; | |
2553 | ||
2554 | if ((dump_opt['l'] < 3) && (first_label(label->config) != l)) | |
2555 | return; | |
2556 | ||
2557 | print_label_header(label, l); | |
2558 | dump_nvlist(label->config_nv, 4); | |
2559 | print_label_numbers(" labels = ", label->config); | |
2560 | ||
2561 | if (dump_opt['l'] >= 2) | |
2562 | dump_nvlist_stats(label->config_nv, buflen); | |
2563 | } | |
2564 | ||
2565 | #define ZDB_MAX_UB_HEADER_SIZE 32 | |
2566 | ||
2567 | static void | |
2568 | dump_label_uberblocks(label_t *label, uint64_t ashift, int label_num) | |
2569 | { | |
2570 | ||
2571 | vdev_t vd; | |
2572 | char header[ZDB_MAX_UB_HEADER_SIZE]; | |
2573 | ||
2574 | vd.vdev_ashift = ashift; | |
2575 | vd.vdev_top = &vd; | |
2576 | ||
2577 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
2578 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
2579 | uberblock_t *ub = (void *)((char *)&label->label + uoff); | |
2580 | cksum_record_t *rec = label->uberblocks[i]; | |
2581 | ||
2582 | if (rec == NULL) { | |
2583 | if (dump_opt['u'] >= 2) { | |
2584 | print_label_header(label, label_num); | |
2585 | (void) printf(" Uberblock[%d] invalid\n", i); | |
2586 | } | |
2587 | continue; | |
2588 | } | |
2589 | ||
2590 | if ((dump_opt['u'] < 3) && (first_label(rec) != label_num)) | |
2591 | continue; | |
2592 | ||
379ca9cf OF |
2593 | if ((dump_opt['u'] < 4) && |
2594 | (ub->ub_mmp_magic == MMP_MAGIC) && ub->ub_mmp_delay && | |
2595 | (i >= VDEV_UBERBLOCK_COUNT(&vd) - MMP_BLOCKS_PER_LABEL)) | |
2596 | continue; | |
2597 | ||
3c9e0d67 OF |
2598 | print_label_header(label, label_num); |
2599 | (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, | |
2600 | " Uberblock[%d]\n", i); | |
2601 | dump_uberblock(ub, header, ""); | |
2602 | print_label_numbers(" labels = ", rec); | |
2603 | } | |
2604 | } | |
2605 | ||
a44e7faa BB |
2606 | static char curpath[PATH_MAX]; |
2607 | ||
2608 | /* | |
2609 | * Iterate through the path components, recursively passing | |
2610 | * current one's obj and remaining path until we find the obj | |
2611 | * for the last one. | |
2612 | */ | |
2613 | static int | |
2614 | dump_path_impl(objset_t *os, uint64_t obj, char *name) | |
2615 | { | |
2616 | int err; | |
2617 | int header = 1; | |
2618 | uint64_t child_obj; | |
2619 | char *s; | |
2620 | dmu_buf_t *db; | |
2621 | dmu_object_info_t doi; | |
2622 | ||
2623 | if ((s = strchr(name, '/')) != NULL) | |
2624 | *s = '\0'; | |
2625 | err = zap_lookup(os, obj, name, 8, 1, &child_obj); | |
2626 | ||
2627 | (void) strlcat(curpath, name, sizeof (curpath)); | |
2628 | ||
2629 | if (err != 0) { | |
2630 | (void) fprintf(stderr, "failed to lookup %s: %s\n", | |
2631 | curpath, strerror(err)); | |
2632 | return (err); | |
2633 | } | |
2634 | ||
2635 | child_obj = ZFS_DIRENT_OBJ(child_obj); | |
2636 | err = sa_buf_hold(os, child_obj, FTAG, &db); | |
2637 | if (err != 0) { | |
2638 | (void) fprintf(stderr, | |
2639 | "failed to get SA dbuf for obj %llu: %s\n", | |
2640 | (u_longlong_t)child_obj, strerror(err)); | |
2641 | return (EINVAL); | |
2642 | } | |
2643 | dmu_object_info_from_db(db, &doi); | |
2644 | sa_buf_rele(db, FTAG); | |
2645 | ||
2646 | if (doi.doi_bonus_type != DMU_OT_SA && | |
2647 | doi.doi_bonus_type != DMU_OT_ZNODE) { | |
2648 | (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", | |
2649 | doi.doi_bonus_type, (u_longlong_t)child_obj); | |
2650 | return (EINVAL); | |
2651 | } | |
2652 | ||
2653 | if (dump_opt['v'] > 6) { | |
2654 | (void) printf("obj=%llu %s type=%d bonustype=%d\n", | |
2655 | (u_longlong_t)child_obj, curpath, doi.doi_type, | |
2656 | doi.doi_bonus_type); | |
2657 | } | |
2658 | ||
2659 | (void) strlcat(curpath, "/", sizeof (curpath)); | |
2660 | ||
2661 | switch (doi.doi_type) { | |
2662 | case DMU_OT_DIRECTORY_CONTENTS: | |
2663 | if (s != NULL && *(s + 1) != '\0') | |
2664 | return (dump_path_impl(os, child_obj, s + 1)); | |
2665 | /*FALLTHROUGH*/ | |
2666 | case DMU_OT_PLAIN_FILE_CONTENTS: | |
4c5b89f5 | 2667 | dump_object(os, child_obj, dump_opt['v'], &header, NULL); |
a44e7faa BB |
2668 | return (0); |
2669 | default: | |
2670 | (void) fprintf(stderr, "object %llu has non-file/directory " | |
2671 | "type %d\n", (u_longlong_t)obj, doi.doi_type); | |
2672 | break; | |
2673 | } | |
2674 | ||
2675 | return (EINVAL); | |
2676 | } | |
2677 | ||
2678 | /* | |
2679 | * Dump the blocks for the object specified by path inside the dataset. | |
2680 | */ | |
2681 | static int | |
2682 | dump_path(char *ds, char *path) | |
2683 | { | |
2684 | int err; | |
2685 | objset_t *os; | |
2686 | uint64_t root_obj; | |
2687 | ||
2688 | err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); | |
2689 | if (err != 0) | |
2690 | return (err); | |
2691 | ||
2692 | err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); | |
2693 | if (err != 0) { | |
2694 | (void) fprintf(stderr, "can't lookup root znode: %s\n", | |
2695 | strerror(err)); | |
b5256303 | 2696 | dmu_objset_disown(os, B_FALSE, FTAG); |
a44e7faa BB |
2697 | return (EINVAL); |
2698 | } | |
2699 | ||
2700 | (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); | |
2701 | ||
2702 | err = dump_path_impl(os, root_obj, path); | |
2703 | ||
2704 | close_objset(os, FTAG); | |
2705 | return (err); | |
2706 | } | |
2707 | ||
3c9e0d67 OF |
2708 | static int |
2709 | dump_label(const char *dev) | |
2710 | { | |
35a357a9 | 2711 | char path[MAXPATHLEN]; |
3c9e0d67 | 2712 | label_t labels[VDEV_LABELS]; |
428870ff | 2713 | uint64_t psize, ashift; |
3c9e0d67 OF |
2714 | struct stat64 statbuf; |
2715 | boolean_t config_found = B_FALSE; | |
2716 | boolean_t error = B_FALSE; | |
2717 | avl_tree_t config_tree; | |
2718 | avl_tree_t uberblock_tree; | |
2719 | void *node, *cookie; | |
2720 | int fd; | |
2721 | ||
2722 | bzero(labels, sizeof (labels)); | |
34dc7c2f | 2723 | |
dbb38f66 YP |
2724 | /* |
2725 | * Check if we were given absolute path and use it as is. | |
2726 | * Otherwise if the provided vdev name doesn't point to a file, | |
2727 | * try prepending expected disk paths and partition numbers. | |
2728 | */ | |
35a357a9 | 2729 | (void) strlcpy(path, dev, sizeof (path)); |
dbb38f66 YP |
2730 | if (dev[0] != '/' && stat64(path, &statbuf) != 0) { |
2731 | int error; | |
2732 | ||
2733 | error = zfs_resolve_shortname(dev, path, MAXPATHLEN); | |
2734 | if (error == 0 && zfs_dev_is_whole_disk(path)) { | |
2735 | if (zfs_append_partition(path, MAXPATHLEN) == -1) | |
2736 | error = ENOENT; | |
2737 | } | |
2738 | ||
2739 | if (error || (stat64(path, &statbuf) != 0)) { | |
2740 | (void) printf("failed to find device %s, try " | |
2741 | "specifying absolute path instead\n", dev); | |
2742 | return (1); | |
2743 | } | |
2744 | } | |
428870ff BB |
2745 | |
2746 | if ((fd = open64(path, O_RDONLY)) < 0) { | |
2747 | (void) printf("cannot open '%s': %s\n", path, strerror(errno)); | |
34dc7c2f BB |
2748 | exit(1); |
2749 | } | |
2750 | ||
dbb38f66 YP |
2751 | if (ioctl(fd, BLKFLSBUF) != 0) |
2752 | (void) printf("failed to invalidate cache '%s' : %s\n", path, | |
2753 | strerror(errno)); | |
2754 | ||
8d4e8140 | 2755 | if (fstat64_blk(fd, &statbuf) != 0) { |
428870ff | 2756 | (void) printf("failed to stat '%s': %s\n", path, |
34dc7c2f | 2757 | strerror(errno)); |
428870ff BB |
2758 | (void) close(fd); |
2759 | exit(1); | |
2760 | } | |
2761 | ||
3c9e0d67 OF |
2762 | avl_create(&config_tree, cksum_record_compare, |
2763 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
2764 | avl_create(&uberblock_tree, cksum_record_compare, | |
2765 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
2766 | ||
34dc7c2f BB |
2767 | psize = statbuf.st_size; |
2768 | psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); | |
3c9e0d67 | 2769 | ashift = SPA_MINBLOCKSHIFT; |
34dc7c2f | 2770 | |
3c9e0d67 OF |
2771 | /* |
2772 | * 1. Read the label from disk | |
2773 | * 2. Unpack the configuration and insert in config tree. | |
2774 | * 3. Traverse all uberblocks and insert in uberblock tree. | |
2775 | */ | |
2776 | for (int l = 0; l < VDEV_LABELS; l++) { | |
2777 | label_t *label = &labels[l]; | |
2778 | char *buf = label->label.vl_vdev_phys.vp_nvlist; | |
2779 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
2780 | nvlist_t *config; | |
2781 | cksum_record_t *rec; | |
2782 | zio_cksum_t cksum; | |
2783 | vdev_t vd; | |
2784 | ||
2785 | if (pread64(fd, &label->label, sizeof (label->label), | |
2786 | vdev_label_offset(psize, l, 0)) != sizeof (label->label)) { | |
35a357a9 DB |
2787 | if (!dump_opt['q']) |
2788 | (void) printf("failed to read label %d\n", l); | |
3c9e0d67 OF |
2789 | label->read_failed = B_TRUE; |
2790 | error = B_TRUE; | |
34dc7c2f BB |
2791 | continue; |
2792 | } | |
2793 | ||
3c9e0d67 OF |
2794 | label->read_failed = B_FALSE; |
2795 | ||
2796 | if (nvlist_unpack(buf, buflen, &config, 0) == 0) { | |
428870ff | 2797 | nvlist_t *vdev_tree = NULL; |
3c9e0d67 | 2798 | size_t size; |
428870ff | 2799 | |
428870ff BB |
2800 | if ((nvlist_lookup_nvlist(config, |
2801 | ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || | |
2802 | (nvlist_lookup_uint64(vdev_tree, | |
2803 | ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) | |
2804 | ashift = SPA_MINBLOCKSHIFT; | |
3c9e0d67 OF |
2805 | |
2806 | if (nvlist_size(config, &size, NV_ENCODE_XDR) != 0) | |
2807 | size = buflen; | |
2808 | ||
2809 | fletcher_4_native_varsize(buf, size, &cksum); | |
2810 | rec = cksum_record_insert(&config_tree, &cksum, l); | |
2811 | ||
2812 | label->config = rec; | |
2813 | label->config_nv = config; | |
2814 | config_found = B_TRUE; | |
2815 | } else { | |
2816 | error = B_TRUE; | |
34dc7c2f | 2817 | } |
3c9e0d67 OF |
2818 | |
2819 | vd.vdev_ashift = ashift; | |
2820 | vd.vdev_top = &vd; | |
2821 | ||
2822 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
2823 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
2824 | uberblock_t *ub = (void *)((char *)label + uoff); | |
2825 | ||
2826 | if (uberblock_verify(ub)) | |
2827 | continue; | |
2828 | ||
2829 | fletcher_4_native_varsize(ub, sizeof (*ub), &cksum); | |
2830 | rec = cksum_record_insert(&uberblock_tree, &cksum, l); | |
2831 | ||
2832 | label->uberblocks[i] = rec; | |
2833 | } | |
2834 | } | |
2835 | ||
2836 | /* | |
2837 | * Dump the label and uberblocks. | |
2838 | */ | |
2839 | for (int l = 0; l < VDEV_LABELS; l++) { | |
2840 | label_t *label = &labels[l]; | |
2841 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
2842 | ||
2843 | if (label->read_failed == B_TRUE) | |
2844 | continue; | |
2845 | ||
2846 | if (label->config_nv) { | |
2847 | dump_config_from_label(label, buflen, l); | |
2848 | } else { | |
2849 | if (!dump_opt['q']) | |
2850 | (void) printf("failed to unpack label %d\n", l); | |
2851 | } | |
2852 | ||
428870ff | 2853 | if (dump_opt['u']) |
3c9e0d67 OF |
2854 | dump_label_uberblocks(label, ashift, l); |
2855 | ||
2856 | nvlist_free(label->config_nv); | |
34dc7c2f | 2857 | } |
428870ff | 2858 | |
3c9e0d67 OF |
2859 | cookie = NULL; |
2860 | while ((node = avl_destroy_nodes(&config_tree, &cookie)) != NULL) | |
2861 | umem_free(node, sizeof (cksum_record_t)); | |
2862 | ||
2863 | cookie = NULL; | |
2864 | while ((node = avl_destroy_nodes(&uberblock_tree, &cookie)) != NULL) | |
2865 | umem_free(node, sizeof (cksum_record_t)); | |
2866 | ||
2867 | avl_destroy(&config_tree); | |
2868 | avl_destroy(&uberblock_tree); | |
2869 | ||
428870ff | 2870 | (void) close(fd); |
35a357a9 | 2871 | |
3c9e0d67 OF |
2872 | return (config_found == B_FALSE ? 2 : |
2873 | (error == B_TRUE ? 1 : 0)); | |
34dc7c2f BB |
2874 | } |
2875 | ||
241b5415 | 2876 | static uint64_t dataset_feature_count[SPA_FEATURES]; |
f1512ee6 | 2877 | |
34dc7c2f BB |
2878 | /*ARGSUSED*/ |
2879 | static int | |
428870ff | 2880 | dump_one_dir(const char *dsname, void *arg) |
34dc7c2f BB |
2881 | { |
2882 | int error; | |
2883 | objset_t *os; | |
241b5415 | 2884 | spa_feature_t f; |
34dc7c2f | 2885 | |
a44e7faa BB |
2886 | error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); |
2887 | if (error != 0) | |
34dc7c2f | 2888 | return (0); |
241b5415 MA |
2889 | |
2890 | for (f = 0; f < SPA_FEATURES; f++) { | |
2891 | if (!dmu_objset_ds(os)->ds_feature_inuse[f]) | |
2892 | continue; | |
2893 | ASSERT(spa_feature_table[f].fi_flags & | |
2894 | ZFEATURE_FLAG_PER_DATASET); | |
2895 | dataset_feature_count[f]++; | |
2896 | } | |
2897 | ||
34dc7c2f | 2898 | dump_dir(os); |
a44e7faa | 2899 | close_objset(os, FTAG); |
34dc7c2f BB |
2900 | fuid_table_destroy(); |
2901 | return (0); | |
2902 | } | |
2903 | ||
34dc7c2f | 2904 | /* |
428870ff | 2905 | * Block statistics. |
34dc7c2f | 2906 | */ |
f1512ee6 | 2907 | #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) |
34dc7c2f | 2908 | typedef struct zdb_blkstats { |
d5869641 MA |
2909 | uint64_t zb_asize; |
2910 | uint64_t zb_lsize; | |
2911 | uint64_t zb_psize; | |
2912 | uint64_t zb_count; | |
83017311 MA |
2913 | uint64_t zb_gangs; |
2914 | uint64_t zb_ditto_samevdev; | |
d5869641 | 2915 | uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; |
34dc7c2f BB |
2916 | } zdb_blkstats_t; |
2917 | ||
428870ff BB |
2918 | /* |
2919 | * Extended object types to report deferred frees and dedup auto-ditto blocks. | |
2920 | */ | |
2921 | #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) | |
2922 | #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) | |
9ae529ec CS |
2923 | #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) |
2924 | #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) | |
428870ff BB |
2925 | |
2926 | static char *zdb_ot_extname[] = { | |
2927 | "deferred free", | |
2928 | "dedup ditto", | |
9ae529ec | 2929 | "other", |
428870ff BB |
2930 | "Total", |
2931 | }; | |
34dc7c2f | 2932 | |
b128c09f | 2933 | #define ZB_TOTAL DN_MAX_LEVELS |
34dc7c2f BB |
2934 | |
2935 | typedef struct zdb_cb { | |
428870ff BB |
2936 | zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; |
2937 | uint64_t zcb_dedup_asize; | |
2938 | uint64_t zcb_dedup_blocks; | |
9b67f605 MA |
2939 | uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; |
2940 | uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] | |
f0c26069 | 2941 | [BPE_PAYLOAD_SIZE + 1]; |
d5869641 MA |
2942 | uint64_t zcb_start; |
2943 | uint64_t zcb_lastprint; | |
2944 | uint64_t zcb_totalasize; | |
34dc7c2f | 2945 | uint64_t zcb_errors[256]; |
34dc7c2f BB |
2946 | int zcb_readfails; |
2947 | int zcb_haderrors; | |
428870ff | 2948 | spa_t *zcb_spa; |
34dc7c2f BB |
2949 | } zdb_cb_t; |
2950 | ||
2951 | static void | |
428870ff BB |
2952 | zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, |
2953 | dmu_object_type_t type) | |
34dc7c2f | 2954 | { |
428870ff | 2955 | uint64_t refcnt = 0; |
d6320ddb | 2956 | int i; |
428870ff BB |
2957 | |
2958 | ASSERT(type < ZDB_OT_TOTAL); | |
2959 | ||
2960 | if (zilog && zil_bp_tree_add(zilog, bp) != 0) | |
2961 | return; | |
2962 | ||
d6320ddb | 2963 | for (i = 0; i < 4; i++) { |
34dc7c2f | 2964 | int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; |
428870ff | 2965 | int t = (i & 1) ? type : ZDB_OT_TOTAL; |
83017311 | 2966 | int equal; |
34dc7c2f BB |
2967 | zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; |
2968 | ||
2969 | zb->zb_asize += BP_GET_ASIZE(bp); | |
2970 | zb->zb_lsize += BP_GET_LSIZE(bp); | |
2971 | zb->zb_psize += BP_GET_PSIZE(bp); | |
2972 | zb->zb_count++; | |
f1512ee6 MA |
2973 | |
2974 | /* | |
2975 | * The histogram is only big enough to record blocks up to | |
2976 | * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, | |
2977 | * "other", bucket. | |
2978 | */ | |
2979 | int idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; | |
2980 | idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); | |
2981 | zb->zb_psize_histogram[idx]++; | |
83017311 MA |
2982 | |
2983 | zb->zb_gangs += BP_COUNT_GANG(bp); | |
2984 | ||
2985 | switch (BP_GET_NDVAS(bp)) { | |
2986 | case 2: | |
2987 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2988 | DVA_GET_VDEV(&bp->blk_dva[1])) | |
2989 | zb->zb_ditto_samevdev++; | |
2990 | break; | |
2991 | case 3: | |
2992 | equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2993 | DVA_GET_VDEV(&bp->blk_dva[1])) + | |
2994 | (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2995 | DVA_GET_VDEV(&bp->blk_dva[2])) + | |
2996 | (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
2997 | DVA_GET_VDEV(&bp->blk_dva[2])); | |
2998 | if (equal != 0) | |
2999 | zb->zb_ditto_samevdev++; | |
3000 | break; | |
3001 | } | |
3002 | ||
34dc7c2f BB |
3003 | } |
3004 | ||
9b67f605 MA |
3005 | if (BP_IS_EMBEDDED(bp)) { |
3006 | zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; | |
3007 | zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] | |
3008 | [BPE_GET_PSIZE(bp)]++; | |
3009 | return; | |
3010 | } | |
3011 | ||
428870ff BB |
3012 | if (dump_opt['L']) |
3013 | return; | |
3014 | ||
3015 | if (BP_GET_DEDUP(bp)) { | |
3016 | ddt_t *ddt; | |
3017 | ddt_entry_t *dde; | |
3018 | ||
3019 | ddt = ddt_select(zcb->zcb_spa, bp); | |
3020 | ddt_enter(ddt); | |
3021 | dde = ddt_lookup(ddt, bp, B_FALSE); | |
3022 | ||
3023 | if (dde == NULL) { | |
3024 | refcnt = 0; | |
3025 | } else { | |
3026 | ddt_phys_t *ddp = ddt_phys_select(dde, bp); | |
3027 | ddt_phys_decref(ddp); | |
3028 | refcnt = ddp->ddp_refcnt; | |
3029 | if (ddt_phys_total_refcnt(dde) == 0) | |
3030 | ddt_remove(ddt, dde); | |
34dc7c2f | 3031 | } |
428870ff | 3032 | ddt_exit(ddt); |
34dc7c2f BB |
3033 | } |
3034 | ||
428870ff BB |
3035 | VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, |
3036 | refcnt ? 0 : spa_first_txg(zcb->zcb_spa), | |
3037 | bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); | |
34dc7c2f BB |
3038 | } |
3039 | ||
5853fe79 GW |
3040 | static void |
3041 | zdb_blkptr_done(zio_t *zio) | |
3042 | { | |
3043 | spa_t *spa = zio->io_spa; | |
3044 | blkptr_t *bp = zio->io_bp; | |
3045 | int ioerr = zio->io_error; | |
3046 | zdb_cb_t *zcb = zio->io_private; | |
5dbd68a3 | 3047 | zbookmark_phys_t *zb = &zio->io_bookmark; |
5853fe79 | 3048 | |
a6255b7f | 3049 | abd_free(zio->io_abd); |
5853fe79 GW |
3050 | |
3051 | mutex_enter(&spa->spa_scrub_lock); | |
3052 | spa->spa_scrub_inflight--; | |
3053 | cv_broadcast(&spa->spa_scrub_io_cv); | |
3054 | ||
3055 | if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { | |
3056 | char blkbuf[BP_SPRINTF_LEN]; | |
3057 | ||
3058 | zcb->zcb_haderrors = 1; | |
3059 | zcb->zcb_errors[ioerr]++; | |
3060 | ||
3061 | if (dump_opt['b'] >= 2) | |
b0bc7a84 | 3062 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
5853fe79 GW |
3063 | else |
3064 | blkbuf[0] = '\0'; | |
3065 | ||
3066 | (void) printf("zdb_blkptr_cb: " | |
3067 | "Got error %d reading " | |
3068 | "<%llu, %llu, %lld, %llx> %s -- skipping\n", | |
3069 | ioerr, | |
3070 | (u_longlong_t)zb->zb_objset, | |
3071 | (u_longlong_t)zb->zb_object, | |
3072 | (u_longlong_t)zb->zb_level, | |
3073 | (u_longlong_t)zb->zb_blkid, | |
3074 | blkbuf); | |
3075 | } | |
3076 | mutex_exit(&spa->spa_scrub_lock); | |
3077 | } | |
3078 | ||
34dc7c2f | 3079 | static int |
294f6806 | 3080 | zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, |
5dbd68a3 | 3081 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
34dc7c2f | 3082 | { |
34dc7c2f | 3083 | zdb_cb_t *zcb = arg; |
9babb374 | 3084 | dmu_object_type_t type; |
428870ff | 3085 | boolean_t is_metadata; |
34dc7c2f | 3086 | |
fcff0f35 PD |
3087 | if (bp == NULL) |
3088 | return (0); | |
3089 | ||
b0bc7a84 MG |
3090 | if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { |
3091 | char blkbuf[BP_SPRINTF_LEN]; | |
3092 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); | |
3093 | (void) printf("objset %llu object %llu " | |
3094 | "level %lld offset 0x%llx %s\n", | |
3095 | (u_longlong_t)zb->zb_objset, | |
3096 | (u_longlong_t)zb->zb_object, | |
3097 | (longlong_t)zb->zb_level, | |
3098 | (u_longlong_t)blkid2offset(dnp, bp, zb), | |
3099 | blkbuf); | |
3100 | } | |
3101 | ||
3102 | if (BP_IS_HOLE(bp)) | |
b128c09f BB |
3103 | return (0); |
3104 | ||
9babb374 BB |
3105 | type = BP_GET_TYPE(bp); |
3106 | ||
9ae529ec CS |
3107 | zdb_count_block(zcb, zilog, bp, |
3108 | (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); | |
b128c09f | 3109 | |
9ae529ec | 3110 | is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); |
428870ff | 3111 | |
9b67f605 MA |
3112 | if (!BP_IS_EMBEDDED(bp) && |
3113 | (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { | |
428870ff | 3114 | size_t size = BP_GET_PSIZE(bp); |
a6255b7f | 3115 | abd_t *abd = abd_alloc(size, B_FALSE); |
428870ff | 3116 | int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; |
9babb374 | 3117 | |
428870ff BB |
3118 | /* If it's an intent log block, failure is expected. */ |
3119 | if (zb->zb_level == ZB_ZIL_LEVEL) | |
3120 | flags |= ZIO_FLAG_SPECULATIVE; | |
b128c09f | 3121 | |
5853fe79 GW |
3122 | mutex_enter(&spa->spa_scrub_lock); |
3123 | while (spa->spa_scrub_inflight > max_inflight) | |
3124 | cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); | |
3125 | spa->spa_scrub_inflight++; | |
3126 | mutex_exit(&spa->spa_scrub_lock); | |
428870ff | 3127 | |
a6255b7f | 3128 | zio_nowait(zio_read(NULL, spa, bp, abd, size, |
5853fe79 | 3129 | zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); |
34dc7c2f BB |
3130 | } |
3131 | ||
3132 | zcb->zcb_readfails = 0; | |
3133 | ||
e5fd1dd6 MA |
3134 | /* only call gethrtime() every 100 blocks */ |
3135 | static int iters; | |
3136 | if (++iters > 100) | |
3137 | iters = 0; | |
3138 | else | |
3139 | return (0); | |
3140 | ||
3141 | if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { | |
d5869641 MA |
3142 | uint64_t now = gethrtime(); |
3143 | char buf[10]; | |
3144 | uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; | |
3145 | int kb_per_sec = | |
3146 | 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); | |
3147 | int sec_remaining = | |
3148 | (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; | |
3149 | ||
e7fbeb60 | 3150 | zfs_nicebytes(bytes, buf, sizeof (buf)); |
d5869641 MA |
3151 | (void) fprintf(stderr, |
3152 | "\r%5s completed (%4dMB/s) " | |
3153 | "estimated time remaining: %uhr %02umin %02usec ", | |
3154 | buf, kb_per_sec / 1024, | |
3155 | sec_remaining / 60 / 60, | |
3156 | sec_remaining / 60 % 60, | |
3157 | sec_remaining % 60); | |
3158 | ||
3159 | zcb->zcb_lastprint = now; | |
3160 | } | |
3161 | ||
34dc7c2f BB |
3162 | return (0); |
3163 | } | |
3164 | ||
428870ff | 3165 | static void |
93cf2076 | 3166 | zdb_leak(void *arg, uint64_t start, uint64_t size) |
428870ff | 3167 | { |
93cf2076 | 3168 | vdev_t *vd = arg; |
428870ff BB |
3169 | |
3170 | (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", | |
3171 | (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); | |
3172 | } | |
3173 | ||
93cf2076 | 3174 | static metaslab_ops_t zdb_metaslab_ops = { |
f3a7f661 | 3175 | NULL /* alloc */ |
428870ff BB |
3176 | }; |
3177 | ||
3178 | static void | |
3179 | zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
3180 | { | |
3181 | ddt_bookmark_t ddb = { 0 }; | |
3182 | ddt_entry_t dde; | |
3183 | int error; | |
d6320ddb | 3184 | int p; |
428870ff BB |
3185 | |
3186 | while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { | |
3187 | blkptr_t blk; | |
3188 | ddt_phys_t *ddp = dde.dde_phys; | |
3189 | ||
3190 | if (ddb.ddb_class == DDT_CLASS_UNIQUE) | |
3191 | return; | |
3192 | ||
3193 | ASSERT(ddt_phys_total_refcnt(&dde) > 1); | |
3194 | ||
d6320ddb | 3195 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
3196 | if (ddp->ddp_phys_birth == 0) |
3197 | continue; | |
3198 | ddt_bp_create(ddb.ddb_checksum, | |
3199 | &dde.dde_key, ddp, &blk); | |
3200 | if (p == DDT_PHYS_DITTO) { | |
3201 | zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); | |
3202 | } else { | |
3203 | zcb->zcb_dedup_asize += | |
3204 | BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); | |
3205 | zcb->zcb_dedup_blocks++; | |
3206 | } | |
3207 | } | |
3208 | if (!dump_opt['L']) { | |
3209 | ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; | |
3210 | ddt_enter(ddt); | |
3211 | VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); | |
3212 | ddt_exit(ddt); | |
3213 | } | |
3214 | } | |
3215 | ||
3216 | ASSERT(error == ENOENT); | |
3217 | } | |
3218 | ||
3219 | static void | |
3220 | zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
3221 | { | |
3222 | zcb->zcb_spa = spa; | |
0ec07248 | 3223 | uint64_t c, m; |
428870ff BB |
3224 | |
3225 | if (!dump_opt['L']) { | |
3226 | vdev_t *rvd = spa->spa_root_vdev; | |
4e21fd06 DB |
3227 | |
3228 | /* | |
3229 | * We are going to be changing the meaning of the metaslab's | |
3230 | * ms_tree. Ensure that the allocator doesn't try to | |
3231 | * use the tree. | |
3232 | */ | |
3233 | spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; | |
3234 | spa->spa_log_class->mc_ops = &zdb_metaslab_ops; | |
3235 | ||
d6320ddb | 3236 | for (c = 0; c < rvd->vdev_children; c++) { |
428870ff | 3237 | vdev_t *vd = rvd->vdev_child[c]; |
beabc5e4 | 3238 | ASSERTV(metaslab_group_t *mg = vd->vdev_mg); |
d6320ddb | 3239 | for (m = 0; m < vd->vdev_ms_count; m++) { |
428870ff | 3240 | metaslab_t *msp = vd->vdev_ms[m]; |
4e21fd06 | 3241 | ASSERT3P(msp->ms_group, ==, mg); |
428870ff | 3242 | mutex_enter(&msp->ms_lock); |
93cf2076 GW |
3243 | metaslab_unload(msp); |
3244 | ||
3245 | /* | |
3246 | * For leak detection, we overload the metaslab | |
3247 | * ms_tree to contain allocated segments | |
3248 | * instead of free segments. As a result, | |
3249 | * we can't use the normal metaslab_load/unload | |
3250 | * interfaces. | |
3251 | */ | |
3252 | if (msp->ms_sm != NULL) { | |
0ec07248 MA |
3253 | (void) fprintf(stderr, |
3254 | "\rloading space map for " | |
3255 | "vdev %llu of %llu, " | |
3256 | "metaslab %llu of %llu ...", | |
3257 | (longlong_t)c, | |
3258 | (longlong_t)rvd->vdev_children, | |
3259 | (longlong_t)m, | |
3260 | (longlong_t)vd->vdev_ms_count); | |
3261 | ||
e5fd1dd6 MA |
3262 | /* |
3263 | * We don't want to spend the CPU | |
3264 | * manipulating the size-ordered | |
3265 | * tree, so clear the range_tree | |
3266 | * ops. | |
3267 | */ | |
3268 | msp->ms_tree->rt_ops = NULL; | |
93cf2076 GW |
3269 | VERIFY0(space_map_load(msp->ms_sm, |
3270 | msp->ms_tree, SM_ALLOC)); | |
4e21fd06 DB |
3271 | |
3272 | if (!msp->ms_loaded) | |
3273 | msp->ms_loaded = B_TRUE; | |
93cf2076 | 3274 | } |
428870ff BB |
3275 | mutex_exit(&msp->ms_lock); |
3276 | } | |
3277 | } | |
0ec07248 | 3278 | (void) fprintf(stderr, "\n"); |
428870ff BB |
3279 | } |
3280 | ||
3281 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
3282 | ||
3283 | zdb_ddt_leak_init(spa, zcb); | |
3284 | ||
3285 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
3286 | } | |
3287 | ||
3288 | static void | |
3289 | zdb_leak_fini(spa_t *spa) | |
3290 | { | |
d6320ddb BB |
3291 | int c, m; |
3292 | ||
428870ff BB |
3293 | if (!dump_opt['L']) { |
3294 | vdev_t *rvd = spa->spa_root_vdev; | |
d6320ddb | 3295 | for (c = 0; c < rvd->vdev_children; c++) { |
428870ff | 3296 | vdev_t *vd = rvd->vdev_child[c]; |
beabc5e4 | 3297 | ASSERTV(metaslab_group_t *mg = vd->vdev_mg); |
d6320ddb | 3298 | for (m = 0; m < vd->vdev_ms_count; m++) { |
428870ff | 3299 | metaslab_t *msp = vd->vdev_ms[m]; |
4e21fd06 | 3300 | ASSERT3P(mg, ==, msp->ms_group); |
428870ff | 3301 | mutex_enter(&msp->ms_lock); |
93cf2076 GW |
3302 | |
3303 | /* | |
3304 | * The ms_tree has been overloaded to | |
3305 | * contain allocated segments. Now that we | |
3306 | * finished traversing all blocks, any | |
3307 | * block that remains in the ms_tree | |
3308 | * represents an allocated block that we | |
3309 | * did not claim during the traversal. | |
3310 | * Claimed blocks would have been removed | |
3311 | * from the ms_tree. | |
3312 | */ | |
3313 | range_tree_vacate(msp->ms_tree, zdb_leak, vd); | |
4e21fd06 DB |
3314 | |
3315 | if (msp->ms_loaded) | |
3316 | msp->ms_loaded = B_FALSE; | |
93cf2076 | 3317 | |
428870ff BB |
3318 | mutex_exit(&msp->ms_lock); |
3319 | } | |
3320 | } | |
3321 | } | |
3322 | } | |
3323 | ||
3324 | /* ARGSUSED */ | |
3325 | static int | |
3326 | count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
3327 | { | |
3328 | zdb_cb_t *zcb = arg; | |
3329 | ||
d5869641 | 3330 | if (dump_opt['b'] >= 5) { |
428870ff | 3331 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 3332 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
3333 | (void) printf("[%s] %s\n", |
3334 | "deferred free", blkbuf); | |
3335 | } | |
3336 | zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); | |
3337 | return (0); | |
3338 | } | |
3339 | ||
34dc7c2f BB |
3340 | static int |
3341 | dump_block_stats(spa_t *spa) | |
3342 | { | |
2598c001 | 3343 | zdb_cb_t zcb; |
34dc7c2f | 3344 | zdb_blkstats_t *zb, *tzb; |
428870ff | 3345 | uint64_t norm_alloc, norm_space, total_alloc, total_found; |
b5256303 TC |
3346 | int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | |
3347 | TRAVERSE_NO_DECRYPT | TRAVERSE_HARD; | |
9b67f605 | 3348 | boolean_t leaks = B_FALSE; |
e022864d | 3349 | int e, c; |
9b67f605 | 3350 | bp_embedded_type_t i; |
34dc7c2f | 3351 | |
d5869641 | 3352 | (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", |
428870ff BB |
3353 | (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", |
3354 | (dump_opt['c'] == 1) ? "metadata " : "", | |
3355 | dump_opt['c'] ? "checksums " : "", | |
3356 | (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", | |
3357 | !dump_opt['L'] ? "nothing leaked " : ""); | |
34dc7c2f BB |
3358 | |
3359 | /* | |
b128c09f BB |
3360 | * Load all space maps as SM_ALLOC maps, then traverse the pool |
3361 | * claiming each block we discover. If the pool is perfectly | |
3362 | * consistent, the space maps will be empty when we're done. | |
3363 | * Anything left over is a leak; any block we can't claim (because | |
3364 | * it's not part of any space map) is a double allocation, | |
3365 | * reference to a freed block, or an unclaimed log block. | |
34dc7c2f | 3366 | */ |
d1d7e268 | 3367 | bzero(&zcb, sizeof (zdb_cb_t)); |
428870ff | 3368 | zdb_leak_init(spa, &zcb); |
34dc7c2f BB |
3369 | |
3370 | /* | |
3371 | * If there's a deferred-free bplist, process that first. | |
3372 | */ | |
428870ff BB |
3373 | (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, |
3374 | count_block_cb, &zcb, NULL); | |
13fe0198 MA |
3375 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
3376 | (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, | |
3377 | count_block_cb, &zcb, NULL); | |
3378 | } | |
fa86b5db | 3379 | if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
3380 | VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, |
3381 | spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, | |
3382 | &zcb, NULL)); | |
3383 | } | |
34dc7c2f | 3384 | |
428870ff BB |
3385 | if (dump_opt['c'] > 1) |
3386 | flags |= TRAVERSE_PREFETCH_DATA; | |
34dc7c2f | 3387 | |
d5869641 MA |
3388 | zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); |
3389 | zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); | |
428870ff | 3390 | zcb.zcb_haderrors |= traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); |
34dc7c2f | 3391 | |
5853fe79 GW |
3392 | /* |
3393 | * If we've traversed the data blocks then we need to wait for those | |
3394 | * I/Os to complete. We leverage "The Godfather" zio to wait on | |
3395 | * all async I/Os to complete. | |
3396 | */ | |
3397 | if (dump_opt['c']) { | |
e022864d MA |
3398 | for (c = 0; c < max_ncpus; c++) { |
3399 | (void) zio_wait(spa->spa_async_zio_root[c]); | |
3400 | spa->spa_async_zio_root[c] = zio_root(spa, NULL, NULL, | |
3401 | ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | | |
3402 | ZIO_FLAG_GODFATHER); | |
3403 | } | |
5853fe79 GW |
3404 | } |
3405 | ||
428870ff | 3406 | if (zcb.zcb_haderrors) { |
34dc7c2f BB |
3407 | (void) printf("\nError counts:\n\n"); |
3408 | (void) printf("\t%5s %s\n", "errno", "count"); | |
d6320ddb | 3409 | for (e = 0; e < 256; e++) { |
34dc7c2f BB |
3410 | if (zcb.zcb_errors[e] != 0) { |
3411 | (void) printf("\t%5d %llu\n", | |
3412 | e, (u_longlong_t)zcb.zcb_errors[e]); | |
3413 | } | |
3414 | } | |
3415 | } | |
3416 | ||
3417 | /* | |
3418 | * Report any leaked segments. | |
3419 | */ | |
428870ff | 3420 | zdb_leak_fini(spa); |
34dc7c2f | 3421 | |
428870ff | 3422 | tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; |
34dc7c2f | 3423 | |
428870ff BB |
3424 | norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); |
3425 | norm_space = metaslab_class_get_space(spa_normal_class(spa)); | |
34dc7c2f | 3426 | |
428870ff BB |
3427 | total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa)); |
3428 | total_found = tzb->zb_asize - zcb.zcb_dedup_asize; | |
34dc7c2f | 3429 | |
428870ff | 3430 | if (total_found == total_alloc) { |
fb5f0bc8 BB |
3431 | if (!dump_opt['L']) |
3432 | (void) printf("\n\tNo leaks (block sum matches space" | |
3433 | " maps exactly)\n"); | |
34dc7c2f BB |
3434 | } else { |
3435 | (void) printf("block traversal size %llu != alloc %llu " | |
fb5f0bc8 | 3436 | "(%s %lld)\n", |
428870ff BB |
3437 | (u_longlong_t)total_found, |
3438 | (u_longlong_t)total_alloc, | |
fb5f0bc8 | 3439 | (dump_opt['L']) ? "unreachable" : "leaked", |
428870ff | 3440 | (longlong_t)(total_alloc - total_found)); |
9b67f605 | 3441 | leaks = B_TRUE; |
34dc7c2f BB |
3442 | } |
3443 | ||
3444 | if (tzb->zb_count == 0) | |
3445 | return (2); | |
3446 | ||
3447 | (void) printf("\n"); | |
3448 | (void) printf("\tbp count: %10llu\n", | |
3449 | (u_longlong_t)tzb->zb_count); | |
83017311 MA |
3450 | (void) printf("\tganged count: %10llu\n", |
3451 | (longlong_t)tzb->zb_gangs); | |
428870ff | 3452 | (void) printf("\tbp logical: %10llu avg: %6llu\n", |
34dc7c2f BB |
3453 | (u_longlong_t)tzb->zb_lsize, |
3454 | (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); | |
428870ff BB |
3455 | (void) printf("\tbp physical: %10llu avg:" |
3456 | " %6llu compression: %6.2f\n", | |
34dc7c2f BB |
3457 | (u_longlong_t)tzb->zb_psize, |
3458 | (u_longlong_t)(tzb->zb_psize / tzb->zb_count), | |
3459 | (double)tzb->zb_lsize / tzb->zb_psize); | |
428870ff BB |
3460 | (void) printf("\tbp allocated: %10llu avg:" |
3461 | " %6llu compression: %6.2f\n", | |
34dc7c2f BB |
3462 | (u_longlong_t)tzb->zb_asize, |
3463 | (u_longlong_t)(tzb->zb_asize / tzb->zb_count), | |
3464 | (double)tzb->zb_lsize / tzb->zb_asize); | |
428870ff BB |
3465 | (void) printf("\tbp deduped: %10llu ref>1:" |
3466 | " %6llu deduplication: %6.2f\n", | |
3467 | (u_longlong_t)zcb.zcb_dedup_asize, | |
3468 | (u_longlong_t)zcb.zcb_dedup_blocks, | |
3469 | (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); | |
3470 | (void) printf("\tSPA allocated: %10llu used: %5.2f%%\n", | |
3471 | (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); | |
34dc7c2f | 3472 | |
9b67f605 MA |
3473 | for (i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { |
3474 | if (zcb.zcb_embedded_blocks[i] == 0) | |
3475 | continue; | |
3476 | (void) printf("\n"); | |
3477 | (void) printf("\tadditional, non-pointer bps of type %u: " | |
3478 | "%10llu\n", | |
3479 | i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); | |
3480 | ||
3481 | if (dump_opt['b'] >= 3) { | |
3482 | (void) printf("\t number of (compressed) bytes: " | |
3483 | "number of bps\n"); | |
3484 | dump_histogram(zcb.zcb_embedded_histogram[i], | |
3485 | sizeof (zcb.zcb_embedded_histogram[i]) / | |
3486 | sizeof (zcb.zcb_embedded_histogram[i][0]), 0); | |
3487 | } | |
3488 | } | |
3489 | ||
83017311 MA |
3490 | if (tzb->zb_ditto_samevdev != 0) { |
3491 | (void) printf("\tDittoed blocks on same vdev: %llu\n", | |
3492 | (longlong_t)tzb->zb_ditto_samevdev); | |
3493 | } | |
3494 | ||
34dc7c2f BB |
3495 | if (dump_opt['b'] >= 2) { |
3496 | int l, t, level; | |
3497 | (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" | |
3498 | "\t avg\t comp\t%%Total\tType\n"); | |
3499 | ||
428870ff BB |
3500 | for (t = 0; t <= ZDB_OT_TOTAL; t++) { |
3501 | char csize[32], lsize[32], psize[32], asize[32]; | |
83017311 | 3502 | char avg[32], gang[32]; |
34dc7c2f BB |
3503 | char *typename; |
3504 | ||
428870ff BB |
3505 | if (t < DMU_OT_NUMTYPES) |
3506 | typename = dmu_ot[t].ot_name; | |
3507 | else | |
3508 | typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; | |
34dc7c2f BB |
3509 | |
3510 | if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { | |
3511 | (void) printf("%6s\t%5s\t%5s\t%5s" | |
3512 | "\t%5s\t%5s\t%6s\t%s\n", | |
3513 | "-", | |
3514 | "-", | |
3515 | "-", | |
3516 | "-", | |
3517 | "-", | |
3518 | "-", | |
3519 | "-", | |
3520 | typename); | |
3521 | continue; | |
3522 | } | |
3523 | ||
3524 | for (l = ZB_TOTAL - 1; l >= -1; l--) { | |
3525 | level = (l == -1 ? ZB_TOTAL : l); | |
3526 | zb = &zcb.zcb_type[level][t]; | |
3527 | ||
3528 | if (zb->zb_asize == 0) | |
3529 | continue; | |
3530 | ||
3531 | if (dump_opt['b'] < 3 && level != ZB_TOTAL) | |
3532 | continue; | |
3533 | ||
3534 | if (level == 0 && zb->zb_asize == | |
3535 | zcb.zcb_type[ZB_TOTAL][t].zb_asize) | |
3536 | continue; | |
3537 | ||
428870ff BB |
3538 | zdb_nicenum(zb->zb_count, csize); |
3539 | zdb_nicenum(zb->zb_lsize, lsize); | |
3540 | zdb_nicenum(zb->zb_psize, psize); | |
3541 | zdb_nicenum(zb->zb_asize, asize); | |
3542 | zdb_nicenum(zb->zb_asize / zb->zb_count, avg); | |
83017311 | 3543 | zdb_nicenum(zb->zb_gangs, gang); |
34dc7c2f BB |
3544 | |
3545 | (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" | |
3546 | "\t%5.2f\t%6.2f\t", | |
3547 | csize, lsize, psize, asize, avg, | |
3548 | (double)zb->zb_lsize / zb->zb_psize, | |
3549 | 100.0 * zb->zb_asize / tzb->zb_asize); | |
3550 | ||
3551 | if (level == ZB_TOTAL) | |
3552 | (void) printf("%s\n", typename); | |
3553 | else | |
3554 | (void) printf(" L%d %s\n", | |
3555 | level, typename); | |
d5869641 | 3556 | |
83017311 MA |
3557 | if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { |
3558 | (void) printf("\t number of ganged " | |
3559 | "blocks: %s\n", gang); | |
3560 | } | |
3561 | ||
d5869641 MA |
3562 | if (dump_opt['b'] >= 4) { |
3563 | (void) printf("psize " | |
3564 | "(in 512-byte sectors): " | |
3565 | "number of blocks\n"); | |
3566 | dump_histogram(zb->zb_psize_histogram, | |
93cf2076 | 3567 | PSIZE_HISTO_SIZE, 0); |
d5869641 | 3568 | } |
34dc7c2f BB |
3569 | } |
3570 | } | |
3571 | } | |
3572 | ||
3573 | (void) printf("\n"); | |
3574 | ||
3575 | if (leaks) | |
3576 | return (2); | |
3577 | ||
3578 | if (zcb.zcb_haderrors) | |
3579 | return (3); | |
3580 | ||
3581 | return (0); | |
3582 | } | |
3583 | ||
428870ff BB |
3584 | typedef struct zdb_ddt_entry { |
3585 | ddt_key_t zdde_key; | |
3586 | uint64_t zdde_ref_blocks; | |
3587 | uint64_t zdde_ref_lsize; | |
3588 | uint64_t zdde_ref_psize; | |
3589 | uint64_t zdde_ref_dsize; | |
3590 | avl_node_t zdde_node; | |
3591 | } zdb_ddt_entry_t; | |
3592 | ||
3593 | /* ARGSUSED */ | |
3594 | static int | |
3595 | zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, | |
5dbd68a3 | 3596 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
428870ff BB |
3597 | { |
3598 | avl_tree_t *t = arg; | |
3599 | avl_index_t where; | |
3600 | zdb_ddt_entry_t *zdde, zdde_search; | |
3601 | ||
fcff0f35 | 3602 | if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) |
428870ff BB |
3603 | return (0); |
3604 | ||
3605 | if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { | |
3606 | (void) printf("traversing objset %llu, %llu objects, " | |
3607 | "%lu blocks so far\n", | |
3608 | (u_longlong_t)zb->zb_objset, | |
9b67f605 | 3609 | (u_longlong_t)BP_GET_FILL(bp), |
428870ff BB |
3610 | avl_numnodes(t)); |
3611 | } | |
3612 | ||
3613 | if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || | |
9ae529ec | 3614 | BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) |
428870ff BB |
3615 | return (0); |
3616 | ||
3617 | ddt_key_fill(&zdde_search.zdde_key, bp); | |
3618 | ||
3619 | zdde = avl_find(t, &zdde_search, &where); | |
3620 | ||
3621 | if (zdde == NULL) { | |
3622 | zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); | |
3623 | zdde->zdde_key = zdde_search.zdde_key; | |
3624 | avl_insert(t, zdde, where); | |
3625 | } | |
3626 | ||
3627 | zdde->zdde_ref_blocks += 1; | |
3628 | zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); | |
3629 | zdde->zdde_ref_psize += BP_GET_PSIZE(bp); | |
3630 | zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); | |
3631 | ||
3632 | return (0); | |
3633 | } | |
3634 | ||
3635 | static void | |
3636 | dump_simulated_ddt(spa_t *spa) | |
3637 | { | |
3638 | avl_tree_t t; | |
3639 | void *cookie = NULL; | |
3640 | zdb_ddt_entry_t *zdde; | |
2598c001 BB |
3641 | ddt_histogram_t ddh_total; |
3642 | ddt_stat_t dds_total; | |
3643 | ||
3644 | bzero(&ddh_total, sizeof (ddt_histogram_t)); | |
3645 | bzero(&dds_total, sizeof (ddt_stat_t)); | |
428870ff BB |
3646 | |
3647 | avl_create(&t, ddt_entry_compare, | |
3648 | sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); | |
3649 | ||
3650 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
3651 | ||
b5256303 TC |
3652 | (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | |
3653 | TRAVERSE_NO_DECRYPT, zdb_ddt_add_cb, &t); | |
428870ff BB |
3654 | |
3655 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
3656 | ||
3657 | while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { | |
3658 | ddt_stat_t dds; | |
3659 | uint64_t refcnt = zdde->zdde_ref_blocks; | |
3660 | ASSERT(refcnt != 0); | |
3661 | ||
3662 | dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; | |
3663 | dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; | |
3664 | dds.dds_psize = zdde->zdde_ref_psize / refcnt; | |
3665 | dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; | |
3666 | ||
3667 | dds.dds_ref_blocks = zdde->zdde_ref_blocks; | |
3668 | dds.dds_ref_lsize = zdde->zdde_ref_lsize; | |
3669 | dds.dds_ref_psize = zdde->zdde_ref_psize; | |
3670 | dds.dds_ref_dsize = zdde->zdde_ref_dsize; | |
3671 | ||
9bd274dd MA |
3672 | ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], |
3673 | &dds, 0); | |
428870ff BB |
3674 | |
3675 | umem_free(zdde, sizeof (*zdde)); | |
3676 | } | |
3677 | ||
3678 | avl_destroy(&t); | |
3679 | ||
3680 | ddt_histogram_stat(&dds_total, &ddh_total); | |
3681 | ||
3682 | (void) printf("Simulated DDT histogram:\n"); | |
3683 | ||
3684 | zpool_dump_ddt(&dds_total, &ddh_total); | |
3685 | ||
3686 | dump_dedup_ratio(&dds_total); | |
3687 | } | |
3688 | ||
34dc7c2f BB |
3689 | static void |
3690 | dump_zpool(spa_t *spa) | |
3691 | { | |
3692 | dsl_pool_t *dp = spa_get_dsl(spa); | |
3693 | int rc = 0; | |
3694 | ||
428870ff BB |
3695 | if (dump_opt['S']) { |
3696 | dump_simulated_ddt(spa); | |
3697 | return; | |
3698 | } | |
3699 | ||
3700 | if (!dump_opt['e'] && dump_opt['C'] > 1) { | |
3701 | (void) printf("\nCached configuration:\n"); | |
3702 | dump_nvlist(spa->spa_config, 8); | |
3703 | } | |
3704 | ||
3705 | if (dump_opt['C']) | |
3706 | dump_config(spa); | |
3707 | ||
34dc7c2f | 3708 | if (dump_opt['u']) |
428870ff | 3709 | dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); |
34dc7c2f | 3710 | |
428870ff BB |
3711 | if (dump_opt['D']) |
3712 | dump_all_ddts(spa); | |
3713 | ||
3714 | if (dump_opt['d'] > 2 || dump_opt['m']) | |
3715 | dump_metaslabs(spa); | |
f3a7f661 GW |
3716 | if (dump_opt['M']) |
3717 | dump_metaslab_groups(spa); | |
428870ff BB |
3718 | |
3719 | if (dump_opt['d'] || dump_opt['i']) { | |
241b5415 | 3720 | spa_feature_t f; |
784652c1 | 3721 | |
34dc7c2f BB |
3722 | dump_dir(dp->dp_meta_objset); |
3723 | if (dump_opt['d'] >= 3) { | |
252e1a54 | 3724 | dump_full_bpobj(&spa->spa_deferred_bpobj, |
d1fada1e | 3725 | "Deferred frees", 0); |
428870ff | 3726 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
252e1a54 MA |
3727 | dump_full_bpobj( |
3728 | &spa->spa_dsl_pool->dp_free_bpobj, | |
d1fada1e | 3729 | "Pool snapshot frees", 0); |
9ae529ec CS |
3730 | } |
3731 | ||
3732 | if (spa_feature_is_active(spa, | |
fa86b5db | 3733 | SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
3734 | dump_bptree(spa->spa_meta_objset, |
3735 | spa->spa_dsl_pool->dp_bptree_obj, | |
3736 | "Pool dataset frees"); | |
428870ff | 3737 | } |
34dc7c2f | 3738 | dump_dtl(spa->spa_root_vdev, 0); |
34dc7c2f | 3739 | } |
428870ff BB |
3740 | (void) dmu_objset_find(spa_name(spa), dump_one_dir, |
3741 | NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); | |
f1512ee6 | 3742 | |
241b5415 MA |
3743 | for (f = 0; f < SPA_FEATURES; f++) { |
3744 | uint64_t refcount; | |
3745 | ||
3746 | if (!(spa_feature_table[f].fi_flags & | |
a39ce906 GM |
3747 | ZFEATURE_FLAG_PER_DATASET) || |
3748 | !spa_feature_is_enabled(spa, f)) { | |
241b5415 MA |
3749 | ASSERT0(dataset_feature_count[f]); |
3750 | continue; | |
3751 | } | |
3752 | if (feature_get_refcount(spa, &spa_feature_table[f], | |
3753 | &refcount) == ENOTSUP) | |
3754 | continue; | |
3755 | if (dataset_feature_count[f] != refcount) { | |
3756 | (void) printf("%s feature refcount mismatch: " | |
3757 | "%lld datasets != %lld refcount\n", | |
3758 | spa_feature_table[f].fi_uname, | |
3759 | (longlong_t)dataset_feature_count[f], | |
784652c1 DB |
3760 | (longlong_t)refcount); |
3761 | rc = 2; | |
3762 | } else { | |
241b5415 MA |
3763 | (void) printf("Verified %s feature refcount " |
3764 | "of %llu is correct\n", | |
3765 | spa_feature_table[f].fi_uname, | |
784652c1 DB |
3766 | (longlong_t)refcount); |
3767 | } | |
f1512ee6 | 3768 | } |
34dc7c2f | 3769 | } |
f1512ee6 | 3770 | if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) |
34dc7c2f BB |
3771 | rc = dump_block_stats(spa); |
3772 | ||
93cf2076 GW |
3773 | if (rc == 0) |
3774 | rc = verify_spacemap_refcounts(spa); | |
3775 | ||
34dc7c2f BB |
3776 | if (dump_opt['s']) |
3777 | show_pool_stats(spa); | |
3778 | ||
428870ff BB |
3779 | if (dump_opt['h']) |
3780 | dump_history(spa); | |
3781 | ||
fa603f82 GM |
3782 | if (rc != 0) { |
3783 | dump_debug_buffer(); | |
34dc7c2f | 3784 | exit(rc); |
fa603f82 | 3785 | } |
34dc7c2f BB |
3786 | } |
3787 | ||
3788 | #define ZDB_FLAG_CHECKSUM 0x0001 | |
3789 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
3790 | #define ZDB_FLAG_BSWAP 0x0004 | |
3791 | #define ZDB_FLAG_GBH 0x0008 | |
3792 | #define ZDB_FLAG_INDIRECT 0x0010 | |
3793 | #define ZDB_FLAG_PHYS 0x0020 | |
3794 | #define ZDB_FLAG_RAW 0x0040 | |
3795 | #define ZDB_FLAG_PRINT_BLKPTR 0x0080 | |
3796 | ||
3797 | int flagbits[256]; | |
3798 | ||
3799 | static void | |
3800 | zdb_print_blkptr(blkptr_t *bp, int flags) | |
3801 | { | |
428870ff | 3802 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
3803 | |
3804 | if (flags & ZDB_FLAG_BSWAP) | |
3805 | byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); | |
428870ff | 3806 | |
b0bc7a84 | 3807 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff | 3808 | (void) printf("%s\n", blkbuf); |
34dc7c2f BB |
3809 | } |
3810 | ||
3811 | static void | |
3812 | zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) | |
3813 | { | |
3814 | int i; | |
3815 | ||
3816 | for (i = 0; i < nbps; i++) | |
3817 | zdb_print_blkptr(&bp[i], flags); | |
3818 | } | |
3819 | ||
3820 | static void | |
3821 | zdb_dump_gbh(void *buf, int flags) | |
3822 | { | |
3823 | zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); | |
3824 | } | |
3825 | ||
3826 | static void | |
3827 | zdb_dump_block_raw(void *buf, uint64_t size, int flags) | |
3828 | { | |
3829 | if (flags & ZDB_FLAG_BSWAP) | |
3830 | byteswap_uint64_array(buf, size); | |
0e5b68e0 | 3831 | VERIFY(write(fileno(stdout), buf, size) == size); |
34dc7c2f BB |
3832 | } |
3833 | ||
3834 | static void | |
3835 | zdb_dump_block(char *label, void *buf, uint64_t size, int flags) | |
3836 | { | |
3837 | uint64_t *d = (uint64_t *)buf; | |
3838 | int nwords = size / sizeof (uint64_t); | |
3839 | int do_bswap = !!(flags & ZDB_FLAG_BSWAP); | |
3840 | int i, j; | |
3841 | char *hdr, *c; | |
3842 | ||
3843 | ||
3844 | if (do_bswap) | |
3845 | hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; | |
3846 | else | |
3847 | hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; | |
3848 | ||
3849 | (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); | |
3850 | ||
a179a3aa | 3851 | #ifdef _LITTLE_ENDIAN |
4e33ba4c | 3852 | /* correct the endianness */ |
a179a3aa CC |
3853 | do_bswap = !do_bswap; |
3854 | #endif | |
34dc7c2f BB |
3855 | for (i = 0; i < nwords; i += 2) { |
3856 | (void) printf("%06llx: %016llx %016llx ", | |
3857 | (u_longlong_t)(i * sizeof (uint64_t)), | |
3858 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), | |
3859 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); | |
3860 | ||
3861 | c = (char *)&d[i]; | |
3862 | for (j = 0; j < 2 * sizeof (uint64_t); j++) | |
3863 | (void) printf("%c", isprint(c[j]) ? c[j] : '.'); | |
3864 | (void) printf("\n"); | |
3865 | } | |
3866 | } | |
3867 | ||
3868 | /* | |
3869 | * There are two acceptable formats: | |
3870 | * leaf_name - For example: c1t0d0 or /tmp/ztest.0a | |
3871 | * child[.child]* - For example: 0.1.1 | |
3872 | * | |
3873 | * The second form can be used to specify arbitrary vdevs anywhere | |
4e33ba4c | 3874 | * in the hierarchy. For example, in a pool with a mirror of |
34dc7c2f BB |
3875 | * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . |
3876 | */ | |
3877 | static vdev_t * | |
3878 | zdb_vdev_lookup(vdev_t *vdev, char *path) | |
3879 | { | |
3880 | char *s, *p, *q; | |
3881 | int i; | |
3882 | ||
3883 | if (vdev == NULL) | |
3884 | return (NULL); | |
3885 | ||
3886 | /* First, assume the x.x.x.x format */ | |
3887 | i = (int)strtoul(path, &s, 10); | |
3888 | if (s == path || (s && *s != '.' && *s != '\0')) | |
3889 | goto name; | |
3890 | if (i < 0 || i >= vdev->vdev_children) | |
3891 | return (NULL); | |
3892 | ||
3893 | vdev = vdev->vdev_child[i]; | |
aed0e9f3 | 3894 | if (s && *s == '\0') |
34dc7c2f BB |
3895 | return (vdev); |
3896 | return (zdb_vdev_lookup(vdev, s+1)); | |
3897 | ||
3898 | name: | |
3899 | for (i = 0; i < vdev->vdev_children; i++) { | |
3900 | vdev_t *vc = vdev->vdev_child[i]; | |
3901 | ||
3902 | if (vc->vdev_path == NULL) { | |
3903 | vc = zdb_vdev_lookup(vc, path); | |
3904 | if (vc == NULL) | |
3905 | continue; | |
3906 | else | |
3907 | return (vc); | |
3908 | } | |
3909 | ||
3910 | p = strrchr(vc->vdev_path, '/'); | |
3911 | p = p ? p + 1 : vc->vdev_path; | |
3912 | q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; | |
3913 | ||
3914 | if (strcmp(vc->vdev_path, path) == 0) | |
3915 | return (vc); | |
3916 | if (strcmp(p, path) == 0) | |
3917 | return (vc); | |
3918 | if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) | |
3919 | return (vc); | |
3920 | } | |
3921 | ||
3922 | return (NULL); | |
3923 | } | |
3924 | ||
a6255b7f DQ |
3925 | /* ARGSUSED */ |
3926 | static int | |
3927 | random_get_pseudo_bytes_cb(void *buf, size_t len, void *unused) | |
3928 | { | |
3929 | return (random_get_pseudo_bytes(buf, len)); | |
3930 | } | |
3931 | ||
34dc7c2f BB |
3932 | /* |
3933 | * Read a block from a pool and print it out. The syntax of the | |
3934 | * block descriptor is: | |
3935 | * | |
3936 | * pool:vdev_specifier:offset:size[:flags] | |
3937 | * | |
3938 | * pool - The name of the pool you wish to read from | |
3939 | * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) | |
3940 | * offset - offset, in hex, in bytes | |
3941 | * size - Amount of data to read, in hex, in bytes | |
3942 | * flags - A string of characters specifying options | |
3943 | * b: Decode a blkptr at given offset within block | |
3944 | * *c: Calculate and display checksums | |
428870ff | 3945 | * d: Decompress data before dumping |
34dc7c2f | 3946 | * e: Byteswap data before dumping |
428870ff BB |
3947 | * g: Display data as a gang block header |
3948 | * i: Display as an indirect block | |
34dc7c2f BB |
3949 | * p: Do I/O to physical offset |
3950 | * r: Dump raw data to stdout | |
3951 | * | |
3952 | * * = not yet implemented | |
3953 | */ | |
3954 | static void | |
428870ff | 3955 | zdb_read_block(char *thing, spa_t *spa) |
34dc7c2f | 3956 | { |
428870ff BB |
3957 | blkptr_t blk, *bp = &blk; |
3958 | dva_t *dva = bp->blk_dva; | |
34dc7c2f | 3959 | int flags = 0; |
428870ff | 3960 | uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; |
34dc7c2f BB |
3961 | zio_t *zio; |
3962 | vdev_t *vd; | |
a6255b7f DQ |
3963 | abd_t *pabd; |
3964 | void *lbuf, *buf; | |
428870ff BB |
3965 | char *s, *p, *dup, *vdev, *flagstr; |
3966 | int i, error; | |
84c07ada | 3967 | boolean_t borrowed = B_FALSE; |
34dc7c2f BB |
3968 | |
3969 | dup = strdup(thing); | |
3970 | s = strtok(dup, ":"); | |
34dc7c2f BB |
3971 | vdev = s ? s : ""; |
3972 | s = strtok(NULL, ":"); | |
3973 | offset = strtoull(s ? s : "", NULL, 16); | |
3974 | s = strtok(NULL, ":"); | |
3975 | size = strtoull(s ? s : "", NULL, 16); | |
3976 | s = strtok(NULL, ":"); | |
3977 | flagstr = s ? s : ""; | |
3978 | ||
3979 | s = NULL; | |
3980 | if (size == 0) | |
3981 | s = "size must not be zero"; | |
3982 | if (!IS_P2ALIGNED(size, DEV_BSIZE)) | |
3983 | s = "size must be a multiple of sector size"; | |
3984 | if (!IS_P2ALIGNED(offset, DEV_BSIZE)) | |
3985 | s = "offset must be a multiple of sector size"; | |
3986 | if (s) { | |
3987 | (void) printf("Invalid block specifier: %s - %s\n", thing, s); | |
3988 | free(dup); | |
3989 | return; | |
3990 | } | |
3991 | ||
3992 | for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { | |
3993 | for (i = 0; flagstr[i]; i++) { | |
3994 | int bit = flagbits[(uchar_t)flagstr[i]]; | |
3995 | ||
3996 | if (bit == 0) { | |
3997 | (void) printf("***Invalid flag: %c\n", | |
3998 | flagstr[i]); | |
3999 | continue; | |
4000 | } | |
4001 | flags |= bit; | |
4002 | ||
4003 | /* If it's not something with an argument, keep going */ | |
428870ff | 4004 | if ((bit & (ZDB_FLAG_CHECKSUM | |
34dc7c2f BB |
4005 | ZDB_FLAG_PRINT_BLKPTR)) == 0) |
4006 | continue; | |
4007 | ||
4008 | p = &flagstr[i + 1]; | |
e989f19c | 4009 | if (bit == ZDB_FLAG_PRINT_BLKPTR) { |
34dc7c2f | 4010 | blkptr_offset = strtoull(p, &p, 16); |
e989f19c TC |
4011 | i = p - &flagstr[i + 1]; |
4012 | } | |
34dc7c2f BB |
4013 | if (*p != ':' && *p != '\0') { |
4014 | (void) printf("***Invalid flag arg: '%s'\n", s); | |
4015 | free(dup); | |
4016 | return; | |
4017 | } | |
4018 | } | |
4019 | } | |
4020 | ||
34dc7c2f BB |
4021 | vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); |
4022 | if (vd == NULL) { | |
4023 | (void) printf("***Invalid vdev: %s\n", vdev); | |
4024 | free(dup); | |
4025 | return; | |
4026 | } else { | |
4027 | if (vd->vdev_path) | |
428870ff BB |
4028 | (void) fprintf(stderr, "Found vdev: %s\n", |
4029 | vd->vdev_path); | |
34dc7c2f | 4030 | else |
428870ff | 4031 | (void) fprintf(stderr, "Found vdev type: %s\n", |
34dc7c2f BB |
4032 | vd->vdev_ops->vdev_op_type); |
4033 | } | |
4034 | ||
428870ff BB |
4035 | psize = size; |
4036 | lsize = size; | |
4037 | ||
84c07ada | 4038 | pabd = abd_alloc_for_io(SPA_MAXBLOCKSIZE, B_FALSE); |
428870ff BB |
4039 | lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
4040 | ||
4041 | BP_ZERO(bp); | |
34dc7c2f | 4042 | |
428870ff BB |
4043 | DVA_SET_VDEV(&dva[0], vd->vdev_id); |
4044 | DVA_SET_OFFSET(&dva[0], offset); | |
4045 | DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); | |
4046 | DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); | |
4047 | ||
4048 | BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); | |
4049 | ||
4050 | BP_SET_LSIZE(bp, lsize); | |
4051 | BP_SET_PSIZE(bp, psize); | |
4052 | BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); | |
4053 | BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); | |
4054 | BP_SET_TYPE(bp, DMU_OT_NONE); | |
4055 | BP_SET_LEVEL(bp, 0); | |
4056 | BP_SET_DEDUP(bp, 0); | |
4057 | BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); | |
34dc7c2f | 4058 | |
b128c09f | 4059 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
34dc7c2f | 4060 | zio = zio_root(spa, NULL, NULL, 0); |
428870ff BB |
4061 | |
4062 | if (vd == vd->vdev_top) { | |
4063 | /* | |
4064 | * Treat this as a normal block read. | |
4065 | */ | |
a6255b7f | 4066 | zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, |
428870ff BB |
4067 | ZIO_PRIORITY_SYNC_READ, |
4068 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); | |
4069 | } else { | |
4070 | /* | |
4071 | * Treat this as a vdev child I/O. | |
4072 | */ | |
a6255b7f DQ |
4073 | zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, |
4074 | psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, | |
428870ff BB |
4075 | ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | |
4076 | ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | | |
4077 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL, NULL)); | |
4078 | } | |
4079 | ||
34dc7c2f | 4080 | error = zio_wait(zio); |
b128c09f | 4081 | spa_config_exit(spa, SCL_STATE, FTAG); |
34dc7c2f BB |
4082 | |
4083 | if (error) { | |
4084 | (void) printf("Read of %s failed, error: %d\n", thing, error); | |
4085 | goto out; | |
4086 | } | |
4087 | ||
428870ff BB |
4088 | if (flags & ZDB_FLAG_DECOMPRESS) { |
4089 | /* | |
4090 | * We don't know how the data was compressed, so just try | |
4091 | * every decompress function at every inflated blocksize. | |
4092 | */ | |
4093 | enum zio_compress c; | |
4094 | void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); | |
4095 | void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); | |
4096 | ||
a6255b7f | 4097 | abd_copy_to_buf(pbuf2, pabd, psize); |
428870ff | 4098 | |
a6255b7f DQ |
4099 | VERIFY0(abd_iterate_func(pabd, psize, SPA_MAXBLOCKSIZE - psize, |
4100 | random_get_pseudo_bytes_cb, NULL)); | |
428870ff | 4101 | |
a6255b7f DQ |
4102 | VERIFY0(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, |
4103 | SPA_MAXBLOCKSIZE - psize)); | |
428870ff | 4104 | |
fcf64f45 BB |
4105 | /* |
4106 | * XXX - On the one hand, with SPA_MAXBLOCKSIZE at 16MB, | |
4107 | * this could take a while and we should let the user know | |
4108 | * we are not stuck. On the other hand, printing progress | |
4109 | * info gets old after a while. What to do? | |
4110 | */ | |
4111 | for (lsize = psize + SPA_MINBLOCKSIZE; | |
4112 | lsize <= SPA_MAXBLOCKSIZE; lsize += SPA_MINBLOCKSIZE) { | |
428870ff | 4113 | for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { |
b320dd91 CC |
4114 | (void) fprintf(stderr, |
4115 | "Trying %05llx -> %05llx (%s)\n", | |
fcf64f45 BB |
4116 | (u_longlong_t)psize, (u_longlong_t)lsize, |
4117 | zio_compress_table[c].ci_name); | |
a6255b7f DQ |
4118 | if (zio_decompress_data(c, pabd, |
4119 | lbuf, psize, lsize) == 0 && | |
4120 | zio_decompress_data_buf(c, pbuf2, | |
4121 | lbuf2, psize, lsize) == 0 && | |
428870ff BB |
4122 | bcmp(lbuf, lbuf2, lsize) == 0) |
4123 | break; | |
4124 | } | |
4125 | if (c != ZIO_COMPRESS_FUNCTIONS) | |
4126 | break; | |
428870ff BB |
4127 | } |
4128 | ||
4129 | umem_free(pbuf2, SPA_MAXBLOCKSIZE); | |
4130 | umem_free(lbuf2, SPA_MAXBLOCKSIZE); | |
4131 | ||
4132 | if (lsize <= psize) { | |
4133 | (void) printf("Decompress of %s failed\n", thing); | |
4134 | goto out; | |
4135 | } | |
4136 | buf = lbuf; | |
4137 | size = lsize; | |
4138 | } else { | |
428870ff | 4139 | size = psize; |
84c07ada GN |
4140 | buf = abd_borrow_buf_copy(pabd, size); |
4141 | borrowed = B_TRUE; | |
428870ff BB |
4142 | } |
4143 | ||
34dc7c2f BB |
4144 | if (flags & ZDB_FLAG_PRINT_BLKPTR) |
4145 | zdb_print_blkptr((blkptr_t *)(void *) | |
4146 | ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); | |
4147 | else if (flags & ZDB_FLAG_RAW) | |
4148 | zdb_dump_block_raw(buf, size, flags); | |
4149 | else if (flags & ZDB_FLAG_INDIRECT) | |
4150 | zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), | |
4151 | flags); | |
4152 | else if (flags & ZDB_FLAG_GBH) | |
4153 | zdb_dump_gbh(buf, flags); | |
4154 | else | |
4155 | zdb_dump_block(thing, buf, size, flags); | |
4156 | ||
84c07ada GN |
4157 | if (borrowed) |
4158 | abd_return_buf_copy(pabd, buf, size); | |
4159 | ||
34dc7c2f | 4160 | out: |
a6255b7f | 4161 | abd_free(pabd); |
428870ff | 4162 | umem_free(lbuf, SPA_MAXBLOCKSIZE); |
34dc7c2f BB |
4163 | free(dup); |
4164 | } | |
4165 | ||
a896468c MA |
4166 | static void |
4167 | zdb_embedded_block(char *thing) | |
4168 | { | |
4169 | blkptr_t bp; | |
4170 | unsigned long long *words = (void *)&bp; | |
4171 | char buf[SPA_MAXBLOCKSIZE]; | |
4172 | int err; | |
4173 | ||
4174 | memset(&bp, 0, sizeof (blkptr_t)); | |
4175 | ||
4176 | err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" | |
4177 | "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", | |
4178 | words + 0, words + 1, words + 2, words + 3, | |
4179 | words + 4, words + 5, words + 6, words + 7, | |
4180 | words + 8, words + 9, words + 10, words + 11, | |
4181 | words + 12, words + 13, words + 14, words + 15); | |
4182 | if (err != 16) { | |
4183 | (void) printf("invalid input format\n"); | |
4184 | exit(1); | |
4185 | } | |
4186 | ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); | |
4187 | err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); | |
4188 | if (err != 0) { | |
4189 | (void) printf("decode failed: %u\n", err); | |
4190 | exit(1); | |
4191 | } | |
4192 | zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); | |
4193 | } | |
4194 | ||
34dc7c2f BB |
4195 | int |
4196 | main(int argc, char **argv) | |
4197 | { | |
4198 | int i, c; | |
4199 | struct rlimit rl = { 1024, 1024 }; | |
428870ff | 4200 | spa_t *spa = NULL; |
34dc7c2f | 4201 | objset_t *os = NULL; |
34dc7c2f BB |
4202 | int dump_all = 1; |
4203 | int verbose = 0; | |
428870ff BB |
4204 | int error = 0; |
4205 | char **searchdirs = NULL; | |
4206 | int nsearch = 0; | |
4207 | char *target; | |
4208 | nvlist_t *policy = NULL; | |
4209 | uint64_t max_txg = UINT64_MAX; | |
a5778ea2 | 4210 | int flags = ZFS_IMPORT_MISSING_LOG; |
428870ff | 4211 | int rewind = ZPOOL_NEVER_REWIND; |
64d7b6cf | 4212 | char *spa_config_path_env; |
b1b85c87 | 4213 | boolean_t target_is_spa = B_TRUE; |
34dc7c2f BB |
4214 | |
4215 | (void) setrlimit(RLIMIT_NOFILE, &rl); | |
4216 | (void) enable_extended_FILE_stdio(-1, -1); | |
4217 | ||
4218 | dprintf_setup(&argc, argv); | |
4219 | ||
64d7b6cf CP |
4220 | /* |
4221 | * If there is an environment variable SPA_CONFIG_PATH it overrides | |
4222 | * default spa_config_path setting. If -U flag is specified it will | |
4223 | * override this environment variable settings once again. | |
4224 | */ | |
4225 | spa_config_path_env = getenv("SPA_CONFIG_PATH"); | |
4226 | if (spa_config_path_env != NULL) | |
4227 | spa_config_path = spa_config_path_env; | |
4228 | ||
9867e8be | 4229 | while ((c = getopt(argc, argv, |
a896468c | 4230 | "AbcCdDeEFGhiI:lLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { |
34dc7c2f | 4231 | switch (c) { |
34dc7c2f BB |
4232 | case 'b': |
4233 | case 'c': | |
a44e7faa | 4234 | case 'C': |
428870ff | 4235 | case 'd': |
a44e7faa | 4236 | case 'D': |
a896468c | 4237 | case 'E': |
a44e7faa | 4238 | case 'G': |
428870ff BB |
4239 | case 'h': |
4240 | case 'i': | |
4241 | case 'l': | |
9babb374 | 4242 | case 'm': |
f3a7f661 | 4243 | case 'M': |
a44e7faa | 4244 | case 'O': |
34dc7c2f | 4245 | case 'R': |
a44e7faa | 4246 | case 's': |
428870ff | 4247 | case 'S': |
a44e7faa | 4248 | case 'u': |
34dc7c2f BB |
4249 | dump_opt[c]++; |
4250 | dump_all = 0; | |
4251 | break; | |
428870ff | 4252 | case 'A': |
a44e7faa | 4253 | case 'e': |
428870ff | 4254 | case 'F': |
fb5f0bc8 | 4255 | case 'L': |
428870ff | 4256 | case 'P': |
35a357a9 | 4257 | case 'q': |
a44e7faa | 4258 | case 'X': |
fb5f0bc8 BB |
4259 | dump_opt[c]++; |
4260 | break; | |
a44e7faa | 4261 | /* NB: Sort single match options below. */ |
f3a7f661 | 4262 | case 'I': |
5853fe79 GW |
4263 | max_inflight = strtoull(optarg, NULL, 0); |
4264 | if (max_inflight == 0) { | |
4265 | (void) fprintf(stderr, "maximum number " | |
4266 | "of inflight I/Os must be greater " | |
4267 | "than 0\n"); | |
4268 | usage(); | |
4269 | } | |
4270 | break; | |
a44e7faa BB |
4271 | case 'o': |
4272 | error = set_global_var(optarg); | |
4273 | if (error != 0) | |
4274 | usage(); | |
4275 | break; | |
34dc7c2f | 4276 | case 'p': |
428870ff BB |
4277 | if (searchdirs == NULL) { |
4278 | searchdirs = umem_alloc(sizeof (char *), | |
4279 | UMEM_NOFAIL); | |
4280 | } else { | |
4281 | char **tmp = umem_alloc((nsearch + 1) * | |
4282 | sizeof (char *), UMEM_NOFAIL); | |
4283 | bcopy(searchdirs, tmp, nsearch * | |
4284 | sizeof (char *)); | |
4285 | umem_free(searchdirs, | |
4286 | nsearch * sizeof (char *)); | |
4287 | searchdirs = tmp; | |
4288 | } | |
4289 | searchdirs[nsearch++] = optarg; | |
34dc7c2f | 4290 | break; |
fb5f0bc8 | 4291 | case 't': |
428870ff BB |
4292 | max_txg = strtoull(optarg, NULL, 0); |
4293 | if (max_txg < TXG_INITIAL) { | |
fb5f0bc8 BB |
4294 | (void) fprintf(stderr, "incorrect txg " |
4295 | "specified: %s\n", optarg); | |
4296 | usage(); | |
4297 | } | |
4298 | break; | |
428870ff BB |
4299 | case 'U': |
4300 | spa_config_path = optarg; | |
a896468c MA |
4301 | if (spa_config_path[0] != '/') { |
4302 | (void) fprintf(stderr, | |
4303 | "cachefile must be an absolute path " | |
4304 | "(i.e. start with a slash)\n"); | |
4305 | usage(); | |
4306 | } | |
428870ff | 4307 | break; |
f3a7f661 GW |
4308 | case 'v': |
4309 | verbose++; | |
4310 | break; | |
a44e7faa | 4311 | case 'V': |
06675310 | 4312 | flags = ZFS_IMPORT_VERBATIM; |
a44e7faa | 4313 | break; |
ed828c0c GM |
4314 | case 'x': |
4315 | vn_dumpdir = optarg; | |
4316 | break; | |
34dc7c2f BB |
4317 | default: |
4318 | usage(); | |
4319 | break; | |
4320 | } | |
4321 | } | |
4322 | ||
428870ff | 4323 | if (!dump_opt['e'] && searchdirs != NULL) { |
b128c09f BB |
4324 | (void) fprintf(stderr, "-p option requires use of -e\n"); |
4325 | usage(); | |
4326 | } | |
34dc7c2f | 4327 | |
adc90e9d | 4328 | #if defined(_LP64) |
0ec07248 MA |
4329 | /* |
4330 | * ZDB does not typically re-read blocks; therefore limit the ARC | |
4331 | * to 256 MB, which can be used entirely for metadata. | |
4332 | */ | |
4333 | zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; | |
adc90e9d | 4334 | #endif |
0ec07248 | 4335 | |
e5fd1dd6 MA |
4336 | /* |
4337 | * "zdb -c" uses checksum-verifying scrub i/os which are async reads. | |
4338 | * "zdb -b" uses traversal prefetch which uses async reads. | |
4339 | * For good performance, let several of them be active at once. | |
4340 | */ | |
4341 | zfs_vdev_async_read_max_active = 10; | |
4342 | ||
d69a321e GDN |
4343 | /* |
4344 | * Disable reference tracking for better performance. | |
4345 | */ | |
4346 | reference_tracking_enable = B_FALSE; | |
4347 | ||
34dc7c2f | 4348 | kernel_init(FREAD); |
65037d9b BB |
4349 | if ((g_zfs = libzfs_init()) == NULL) { |
4350 | (void) fprintf(stderr, "%s", libzfs_error_init(errno)); | |
9b020fd9 | 4351 | return (1); |
65037d9b | 4352 | } |
34dc7c2f | 4353 | |
428870ff BB |
4354 | if (dump_all) |
4355 | verbose = MAX(verbose, 1); | |
4356 | ||
34dc7c2f | 4357 | for (c = 0; c < 256; c++) { |
a896468c | 4358 | if (dump_all && strchr("AeEFlLOPRSX", c) == NULL) |
34dc7c2f BB |
4359 | dump_opt[c] = 1; |
4360 | if (dump_opt[c]) | |
4361 | dump_opt[c] += verbose; | |
4362 | } | |
4363 | ||
428870ff BB |
4364 | aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); |
4365 | zfs_recover = (dump_opt['A'] > 1); | |
4366 | ||
34dc7c2f BB |
4367 | argc -= optind; |
4368 | argv += optind; | |
4369 | ||
428870ff BB |
4370 | if (argc < 2 && dump_opt['R']) |
4371 | usage(); | |
a896468c MA |
4372 | |
4373 | if (dump_opt['E']) { | |
4374 | if (argc != 1) | |
4375 | usage(); | |
4376 | zdb_embedded_block(argv[0]); | |
4377 | return (0); | |
4378 | } | |
4379 | ||
34dc7c2f | 4380 | if (argc < 1) { |
428870ff | 4381 | if (!dump_opt['e'] && dump_opt['C']) { |
b128c09f | 4382 | dump_cachefile(spa_config_path); |
34dc7c2f BB |
4383 | return (0); |
4384 | } | |
4385 | usage(); | |
4386 | } | |
4387 | ||
35a357a9 DB |
4388 | if (dump_opt['l']) |
4389 | return (dump_label(argv[0])); | |
34dc7c2f | 4390 | |
a44e7faa BB |
4391 | if (dump_opt['O']) { |
4392 | if (argc != 2) | |
4393 | usage(); | |
4394 | dump_opt['v'] = verbose + 3; | |
4395 | return (dump_path(argv[0], argv[1])); | |
4396 | } | |
4397 | ||
428870ff BB |
4398 | if (dump_opt['X'] || dump_opt['F']) |
4399 | rewind = ZPOOL_DO_REWIND | | |
4400 | (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); | |
34dc7c2f | 4401 | |
428870ff BB |
4402 | if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || |
4403 | nvlist_add_uint64(policy, ZPOOL_REWIND_REQUEST_TXG, max_txg) != 0 || | |
4404 | nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind) != 0) | |
4405 | fatal("internal error: %s", strerror(ENOMEM)); | |
34dc7c2f | 4406 | |
b128c09f | 4407 | error = 0; |
428870ff | 4408 | target = argv[0]; |
34dc7c2f | 4409 | |
428870ff | 4410 | if (dump_opt['e']) { |
379ca9cf | 4411 | importargs_t args = { 0 }; |
428870ff | 4412 | nvlist_t *cfg = NULL; |
34dc7c2f | 4413 | |
379ca9cf OF |
4414 | args.paths = nsearch; |
4415 | args.path = searchdirs; | |
4416 | args.can_be_active = B_TRUE; | |
4417 | ||
4418 | error = zpool_tryimport(g_zfs, target, &cfg, &args); | |
4419 | if (error == 0) { | |
428870ff BB |
4420 | if (nvlist_add_nvlist(cfg, |
4421 | ZPOOL_REWIND_POLICY, policy) != 0) { | |
4422 | fatal("can't open '%s': %s", | |
4423 | target, strerror(ENOMEM)); | |
4424 | } | |
379ca9cf OF |
4425 | |
4426 | /* | |
4427 | * Disable the activity check to allow examination of | |
4428 | * active pools. | |
4429 | */ | |
4430 | if (dump_opt['C'] > 1) { | |
4431 | (void) printf("\nConfiguration for import:\n"); | |
4432 | dump_nvlist(cfg, 8); | |
4433 | } | |
4434 | error = spa_import(target, cfg, NULL, | |
4435 | flags | ZFS_IMPORT_SKIP_MMP); | |
34dc7c2f | 4436 | } |
b128c09f BB |
4437 | } |
4438 | ||
b1b85c87 TC |
4439 | if (strpbrk(target, "/@") != NULL) { |
4440 | size_t targetlen; | |
4441 | ||
4442 | target_is_spa = B_FALSE; | |
4443 | targetlen = strlen(target); | |
4444 | if (targetlen && target[targetlen - 1] == '/') | |
4445 | target[targetlen - 1] = '\0'; | |
4446 | } | |
4447 | ||
b128c09f | 4448 | if (error == 0) { |
b1b85c87 | 4449 | if (target_is_spa || dump_opt['R']) { |
379ca9cf OF |
4450 | /* |
4451 | * Disable the activity check to allow examination of | |
4452 | * active pools. | |
4453 | */ | |
4454 | mutex_enter(&spa_namespace_lock); | |
4455 | if ((spa = spa_lookup(target)) != NULL) { | |
4456 | spa->spa_import_flags |= ZFS_IMPORT_SKIP_MMP; | |
4457 | } | |
4458 | mutex_exit(&spa_namespace_lock); | |
4459 | ||
428870ff BB |
4460 | error = spa_open_rewind(target, &spa, FTAG, policy, |
4461 | NULL); | |
4462 | if (error) { | |
4463 | /* | |
4464 | * If we're missing the log device then | |
4465 | * try opening the pool after clearing the | |
4466 | * log state. | |
4467 | */ | |
4468 | mutex_enter(&spa_namespace_lock); | |
4469 | if ((spa = spa_lookup(target)) != NULL && | |
4470 | spa->spa_log_state == SPA_LOG_MISSING) { | |
4471 | spa->spa_log_state = SPA_LOG_CLEAR; | |
4472 | error = 0; | |
4473 | } | |
4474 | mutex_exit(&spa_namespace_lock); | |
4475 | ||
4476 | if (!error) { | |
4477 | error = spa_open_rewind(target, &spa, | |
4478 | FTAG, policy, NULL); | |
4479 | } | |
4480 | } | |
b128c09f | 4481 | } else { |
a44e7faa | 4482 | error = open_objset(target, DMU_OST_ANY, FTAG, &os); |
b128c09f | 4483 | } |
34dc7c2f | 4484 | } |
428870ff | 4485 | nvlist_free(policy); |
34dc7c2f BB |
4486 | |
4487 | if (error) | |
428870ff | 4488 | fatal("can't open '%s': %s", target, strerror(error)); |
34dc7c2f BB |
4489 | |
4490 | argv++; | |
428870ff BB |
4491 | argc--; |
4492 | if (!dump_opt['R']) { | |
4493 | if (argc > 0) { | |
4494 | zopt_objects = argc; | |
4495 | zopt_object = calloc(zopt_objects, sizeof (uint64_t)); | |
4496 | for (i = 0; i < zopt_objects; i++) { | |
4497 | errno = 0; | |
4498 | zopt_object[i] = strtoull(argv[i], NULL, 0); | |
4499 | if (zopt_object[i] == 0 && errno != 0) | |
4500 | fatal("bad number %s: %s", | |
4501 | argv[i], strerror(errno)); | |
4502 | } | |
34dc7c2f | 4503 | } |
e6f7d015 CS |
4504 | if (os != NULL) { |
4505 | dump_dir(os); | |
4506 | } else if (zopt_objects > 0 && !dump_opt['m']) { | |
4507 | dump_dir(spa->spa_meta_objset); | |
4508 | } else { | |
4509 | dump_zpool(spa); | |
4510 | } | |
34dc7c2f | 4511 | } else { |
428870ff BB |
4512 | flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; |
4513 | flagbits['c'] = ZDB_FLAG_CHECKSUM; | |
4514 | flagbits['d'] = ZDB_FLAG_DECOMPRESS; | |
4515 | flagbits['e'] = ZDB_FLAG_BSWAP; | |
4516 | flagbits['g'] = ZDB_FLAG_GBH; | |
4517 | flagbits['i'] = ZDB_FLAG_INDIRECT; | |
4518 | flagbits['p'] = ZDB_FLAG_PHYS; | |
4519 | flagbits['r'] = ZDB_FLAG_RAW; | |
4520 | ||
4521 | for (i = 0; i < argc; i++) | |
4522 | zdb_read_block(argv[i], spa); | |
34dc7c2f BB |
4523 | } |
4524 | ||
a44e7faa BB |
4525 | if (os != NULL) |
4526 | close_objset(os, FTAG); | |
4527 | else | |
4528 | spa_close(spa, FTAG); | |
428870ff | 4529 | |
34dc7c2f BB |
4530 | fuid_table_destroy(); |
4531 | ||
fa603f82 GM |
4532 | dump_debug_buffer(); |
4533 | ||
34dc7c2f BB |
4534 | libzfs_fini(g_zfs); |
4535 | kernel_fini(); | |
4536 | ||
4537 | return (0); | |
4538 | } |